2620236520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2351}}^1$

素因数の和:2539

約数の個数: 128

約数和(自身を含む): 6858432000

約数和(自身を除く): 4238195480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 149, 170, 187, 220, 298, 340, 374, 440, 596, 680, 745, 748, 935, 1192, 1490, 1496, 1639, 1870, 2351, 2533, 2980, 3278, 3740, 4702, 5066, 5960, 6556, 7480, 8195, 9404, 10132, 11755, 12665, 13112, 16390, 18808, 20264, 23510, 25330, 25861, 27863, 32780, 39967, 47020, 50660, 51722, 55726, 65560, 79934, 94040, 101320, 103444, 111452, 129305, 139315, 159868, 199835, 206888, 222904, 258610, 278630, 319736, 350299, 399670, 439637, 517220, 557260, 700598, 799340, 879274, 1034440, 1114520, 1401196, 1598680, 1751495, 1758548, 2198185, 2802392, 3502990, 3517096, 3853289, 4396370, 5955083, 7005980, 7706578, 8792740, 11910166, 14011960, 15413156, 17585480, 19266445, 23820332, 29775415, 30826312, 38532890, 47640664, 59550830, 65505913, 77065780, 119101660, 131011826, 154131560, 238203320, 262023652, 327529565, 524047304, 655059130, 1310118260, 2620236520]

約数ペア:

[(1, 2620236520), (2, 1310118260), (4, 655059130), (5, 524047304), (8, 327529565), (10, 262023652), (11, 238203320), (17, 154131560), (20, 131011826), (22, 119101660), (34, 77065780), (40, 65505913), (44, 59550830), (55, 47640664), (68, 38532890), (85, 30826312), (88, 29775415), (110, 23820332), (136, 19266445), (149, 17585480), (170, 15413156), (187, 14011960), (220, 11910166), (298, 8792740), (340, 7706578), (374, 7005980), (440, 5955083), (596, 4396370), (680, 3853289), (745, 3517096), (748, 3502990), (935, 2802392), (1192, 2198185), (1490, 1758548), (1496, 1751495), (1639, 1598680), (1870, 1401196), (2351, 1114520), (2533, 1034440), (2980, 879274), (3278, 799340), (3740, 700598), (4702, 557260), (5066, 517220), (5960, 439637), (6556, 399670), (7480, 350299), (8195, 319736), (9404, 278630), (10132, 258610), (11755, 222904), (12665, 206888), (13112, 199835), (16390, 159868), (18808, 139315), (20264, 129305), (23510, 111452), (25330, 103444), (25861, 101320), (27863, 94040), (32780, 79934), (39967, 65560), (47020, 55726), (50660, 51722)]