15697716740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{445199}}^1$

素因数の和:445292

約数の個数: 48

約数和(自身を含む): 34554643200

約数和(自身を除く): 18856926460

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1763, 3526, 7052, 8815, 17630, 35260, 445199, 890398, 1780796, 2225995, 4451990, 8903980, 18253159, 19143557, 36506318, 38287114, 73012636, 76574228, 91265795, 95717785, 182531590, 191435570, 365063180, 382871140, 784885837, 1569771674, 3139543348, 3924429185, 7848858370, 15697716740]

約数ペア:

[(1, 15697716740), (2, 7848858370), (4, 3924429185), (5, 3139543348), (10, 1569771674), (20, 784885837), (41, 382871140), (43, 365063180), (82, 191435570), (86, 182531590), (164, 95717785), (172, 91265795), (205, 76574228), (215, 73012636), (410, 38287114), (430, 36506318), (820, 19143557), (860, 18253159), (1763, 8903980), (3526, 4451990), (7052, 2225995), (8815, 1780796), (17630, 890398), (35260, 445199)]