26945680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19813}}^1$

素因数の和:19843

約数の個数: 40

約数和(自身を含む): 66337272

約数和(自身を除く): 39391592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19813, 39626, 79252, 99065, 158504, 198130, 317008, 336821, 396260, 673642, 792520, 1347284, 1585040, 1684105, 2694568, 3368210, 5389136, 6736420, 13472840, 26945680]

約数ペア:

[(1, 26945680), (2, 13472840), (4, 6736420), (5, 5389136), (8, 3368210), (10, 2694568), (16, 1684105), (17, 1585040), (20, 1347284), (34, 792520), (40, 673642), (68, 396260), (80, 336821), (85, 317008), (136, 198130), (170, 158504), (272, 99065), (340, 79252), (680, 39626), (1360, 19813)]