2395640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 3773320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 271, 340, 442, 520, 542, 680, 884, 1084, 1105, 1355, 1768, 2168, 2210, 2710, 3523, 4420, 4607, 5420, 7046, 8840, 9214, 10840, 14092, 17615, 18428, 23035, 28184, 35230, 36856, 46070, 59891, 70460, 92140, 119782, 140920, 184280, 239564, 299455, 479128, 598910, 1197820, 2395640]

約数ペア:

[(1, 2395640), (2, 1197820), (4, 598910), (5, 479128), (8, 299455), (10, 239564), (13, 184280), (17, 140920), (20, 119782), (26, 92140), (34, 70460), (40, 59891), (52, 46070), (65, 36856), (68, 35230), (85, 28184), (104, 23035), (130, 18428), (136, 17615), (170, 14092), (221, 10840), (260, 9214), (271, 8840), (340, 7046), (442, 5420), (520, 4607), (542, 4420), (680, 3523), (884, 2710), (1084, 2210), (1105, 2168), (1355, 1768)]