278012080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{93923}}^1$

素因数の和:93973

約数の個数: 40

約数和(自身を含む): 663854832

約数和(自身を除く): 385842752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 93923, 187846, 375692, 469615, 751384, 939230, 1502768, 1878460, 3475151, 3756920, 6950302, 7513840, 13900604, 17375755, 27801208, 34751510, 55602416, 69503020, 139006040, 278012080]

約数ペア:

[(1, 278012080), (2, 139006040), (4, 69503020), (5, 55602416), (8, 34751510), (10, 27801208), (16, 17375755), (20, 13900604), (37, 7513840), (40, 6950302), (74, 3756920), (80, 3475151), (148, 1878460), (185, 1502768), (296, 939230), (370, 751384), (592, 469615), (740, 375692), (1480, 187846), (2960, 93923)]