20444607570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{511243}}^1$

素因数の和:511327

約数の個数: 64

約数和(自身を含む): 51827871744

約数和(自身を除く): 31383264174

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 645, 930, 1290, 1333, 2666, 3999, 6665, 7998, 13330, 19995, 39990, 511243, 1022486, 1533729, 2556215, 3067458, 5112430, 7668645, 15337290, 15848533, 21983449, 31697066, 43966898, 47545599, 65950347, 79242665, 95091198, 109917245, 131900694, 158485330, 219834490, 237727995, 329751735, 475455990, 659503470, 681486919, 1362973838, 2044460757, 3407434595, 4088921514, 6814869190, 10222303785, 20444607570]

約数ペア:

[(1, 20444607570), (2, 10222303785), (3, 6814869190), (5, 4088921514), (6, 3407434595), (10, 2044460757), (15, 1362973838), (30, 681486919), (31, 659503470), (43, 475455990), (62, 329751735), (86, 237727995), (93, 219834490), (129, 158485330), (155, 131900694), (186, 109917245), (215, 95091198), (258, 79242665), (310, 65950347), (430, 47545599), (465, 43966898), (645, 31697066), (930, 21983449), (1290, 15848533), (1333, 15337290), (2666, 7668645), (3999, 5112430), (6665, 3067458), (7998, 2556215), (13330, 1533729), (19995, 1022486), (39990, 511243)]