705640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:106

約数の個数: 64

約数和(自身を含む): 1814400

約数和(自身を除く): 1108760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 59, 65, 92, 104, 115, 118, 130, 184, 230, 236, 260, 295, 299, 460, 472, 520, 590, 598, 767, 920, 1180, 1196, 1357, 1495, 1534, 2360, 2392, 2714, 2990, 3068, 3835, 5428, 5980, 6136, 6785, 7670, 10856, 11960, 13570, 15340, 17641, 27140, 30680, 35282, 54280, 70564, 88205, 141128, 176410, 352820, 705640]

約数ペア:

[(1, 705640), (2, 352820), (4, 176410), (5, 141128), (8, 88205), (10, 70564), (13, 54280), (20, 35282), (23, 30680), (26, 27140), (40, 17641), (46, 15340), (52, 13570), (59, 11960), (65, 10856), (92, 7670), (104, 6785), (115, 6136), (118, 5980), (130, 5428), (184, 3835), (230, 3068), (236, 2990), (260, 2714), (295, 2392), (299, 2360), (460, 1534), (472, 1495), (520, 1357), (590, 1196), (598, 1180), (767, 920)]