355160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 861840

約数和(自身を除く): 506680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 683, 1366, 2732, 3415, 5464, 6830, 8879, 13660, 17758, 27320, 35516, 44395, 71032, 88790, 177580, 355160]

約数ペア:

[(1, 355160), (2, 177580), (4, 88790), (5, 71032), (8, 44395), (10, 35516), (13, 27320), (20, 17758), (26, 13660), (40, 8879), (52, 6830), (65, 5464), (104, 3415), (130, 2732), (260, 1366), (520, 683)]