20159672060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{317}}^1\times {\mathrm{2389}}^1$

素因数の和:2748

約数の個数: 96

約数和(自身を含む): 46732109760

約数和(自身を除く): 26572437700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 317, 484, 605, 634, 1210, 1268, 1331, 1585, 2389, 2420, 2662, 3170, 3487, 4778, 5324, 6340, 6655, 6974, 9556, 11945, 13310, 13948, 17435, 23890, 26279, 26620, 34870, 38357, 47780, 52558, 69740, 76714, 105116, 131395, 153428, 191785, 262790, 289069, 383570, 421927, 525580, 578138, 757313, 767140, 843854, 1156276, 1445345, 1514626, 1687708, 2109635, 2890690, 3029252, 3179759, 3786565, 4219270, 5781380, 6359518, 7573130, 8330443, 8438540, 12719036, 15146260, 15898795, 16660886, 31797590, 33321772, 41652215, 63595180, 83304430, 91634873, 166608860, 183269746, 366539492, 458174365, 916348730, 1007983603, 1832697460, 2015967206, 4031934412, 5039918015, 10079836030, 20159672060]

約数ペア:

[(1, 20159672060), (2, 10079836030), (4, 5039918015), (5, 4031934412), (10, 2015967206), (11, 1832697460), (20, 1007983603), (22, 916348730), (44, 458174365), (55, 366539492), (110, 183269746), (121, 166608860), (220, 91634873), (242, 83304430), (317, 63595180), (484, 41652215), (605, 33321772), (634, 31797590), (1210, 16660886), (1268, 15898795), (1331, 15146260), (1585, 12719036), (2389, 8438540), (2420, 8330443), (2662, 7573130), (3170, 6359518), (3487, 5781380), (4778, 4219270), (5324, 3786565), (6340, 3179759), (6655, 3029252), (6974, 2890690), (9556, 2109635), (11945, 1687708), (13310, 1514626), (13948, 1445345), (17435, 1156276), (23890, 843854), (26279, 767140), (26620, 757313), (34870, 578138), (38357, 525580), (47780, 421927), (52558, 383570), (69740, 289069), (76714, 262790), (105116, 191785), (131395, 153428)]