20176859120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1\times {\mathrm{577}}^1$

素因数の和:1183

約数の個数: 160

約数和(自身を含む): 52016670720

約数和(自身を除く): 31839811600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 110, 158, 176, 220, 316, 395, 440, 503, 577, 632, 790, 869, 880, 1006, 1154, 1264, 1580, 1738, 2012, 2308, 2515, 2885, 3160, 3476, 4024, 4345, 4616, 5030, 5533, 5770, 6320, 6347, 6952, 8048, 8690, 9232, 10060, 11066, 11540, 12694, 13904, 17380, 20120, 22132, 23080, 25388, 27665, 31735, 34760, 39737, 40240, 44264, 45583, 46160, 50776, 55330, 63470, 69520, 79474, 88528, 91166, 101552, 110660, 126940, 158948, 182332, 198685, 221320, 227915, 253880, 290231, 317896, 364664, 397370, 437107, 442640, 455830, 501413, 507760, 580462, 635792, 729328, 794740, 874214, 911660, 1002826, 1160924, 1451155, 1589480, 1748428, 1823320, 2005652, 2185535, 2321848, 2507065, 2902310, 3178960, 3192541, 3496856, 3646640, 4011304, 4371070, 4643696, 5014130, 5804620, 6385082, 6993712, 8022608, 8742140, 10028260, 11609240, 12770164, 15962705, 17484280, 20056520, 22928249, 23218480, 25540328, 31925410, 34968560, 40113040, 45856498, 51080656, 63850820, 91712996, 114641245, 127701640, 183425992, 229282490, 252210739, 255403280, 366851984, 458564980, 504421478, 917129960, 1008842956, 1261053695, 1834259920, 2017685912, 2522107390, 4035371824, 5044214780, 10088429560, 20176859120]

約数ペア:

[(1, 20176859120), (2, 10088429560), (4, 5044214780), (5, 4035371824), (8, 2522107390), (10, 2017685912), (11, 1834259920), (16, 1261053695), (20, 1008842956), (22, 917129960), (40, 504421478), (44, 458564980), (55, 366851984), (79, 255403280), (80, 252210739), (88, 229282490), (110, 183425992), (158, 127701640), (176, 114641245), (220, 91712996), (316, 63850820), (395, 51080656), (440, 45856498), (503, 40113040), (577, 34968560), (632, 31925410), (790, 25540328), (869, 23218480), (880, 22928249), (1006, 20056520), (1154, 17484280), (1264, 15962705), (1580, 12770164), (1738, 11609240), (2012, 10028260), (2308, 8742140), (2515, 8022608), (2885, 6993712), (3160, 6385082), (3476, 5804620), (4024, 5014130), (4345, 4643696), (4616, 4371070), (5030, 4011304), (5533, 3646640), (5770, 3496856), (6320, 3192541), (6347, 3178960), (6952, 2902310), (8048, 2507065), (8690, 2321848), (9232, 2185535), (10060, 2005652), (11066, 1823320), (11540, 1748428), (12694, 1589480), (13904, 1451155), (17380, 1160924), (20120, 1002826), (22132, 911660), (23080, 874214), (25388, 794740), (27665, 729328), (31735, 635792), (34760, 580462), (39737, 507760), (40240, 501413), (44264, 455830), (45583, 442640), (46160, 437107), (50776, 397370), (55330, 364664), (63470, 317896), (69520, 290231), (79474, 253880), (88528, 227915), (91166, 221320), (101552, 198685), (110660, 182332), (126940, 158948)]