1708790620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1\times {\mathrm{3251}}^1$

素因数の和:3942

約数の個数: 48

約数和(自身を含む): 3682850976

約数和(自身を除く): 1974060356

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 641, 820, 1282, 2564, 3205, 3251, 6410, 6502, 12820, 13004, 16255, 26281, 32510, 52562, 65020, 105124, 131405, 133291, 262810, 266582, 525620, 533164, 666455, 1332910, 2083891, 2665820, 4167782, 8335564, 10419455, 20838910, 41677820, 85439531, 170879062, 341758124, 427197655, 854395310, 1708790620]

約数ペア:

[(1, 1708790620), (2, 854395310), (4, 427197655), (5, 341758124), (10, 170879062), (20, 85439531), (41, 41677820), (82, 20838910), (164, 10419455), (205, 8335564), (410, 4167782), (641, 2665820), (820, 2083891), (1282, 1332910), (2564, 666455), (3205, 533164), (3251, 525620), (6410, 266582), (6502, 262810), (12820, 133291), (13004, 131405), (16255, 105124), (26281, 65020), (32510, 52562)]