15698864380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1332671}}^1$

素因数の和:1332730

約数の個数: 48

約数和(自身を含む): 35822223360

約数和(自身を除く): 20123358980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 1332671, 2665342, 5330684, 6663355, 13326710, 25320749, 26653420, 41312801, 50641498, 82625602, 101282996, 126603745, 165251204, 206564005, 253207490, 413128010, 506414980, 784943219, 826256020, 1569886438, 3139772876, 3924716095, 7849432190, 15698864380]

約数ペア:

[(1, 15698864380), (2, 7849432190), (4, 3924716095), (5, 3139772876), (10, 1569886438), (19, 826256020), (20, 784943219), (31, 506414980), (38, 413128010), (62, 253207490), (76, 206564005), (95, 165251204), (124, 126603745), (155, 101282996), (190, 82625602), (310, 50641498), (380, 41312801), (589, 26653420), (620, 25320749), (1178, 13326710), (2356, 6663355), (2945, 5330684), (5890, 2665342), (11780, 1332671)]