493896320

素因数分解:

$2^7\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1223}}^1$

素因数の和:1873

約数の個数: 64

約数和(自身を含む): 1183559040

約数和(自身を除く): 689662720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 631, 640, 1223, 1262, 2446, 2524, 3155, 4892, 5048, 6115, 6310, 9784, 10096, 12230, 12620, 19568, 20192, 24460, 25240, 39136, 40384, 48920, 50480, 78272, 80768, 97840, 100960, 156544, 195680, 201920, 391360, 403840, 771713, 782720, 1543426, 3086852, 3858565, 6173704, 7717130, 12347408, 15434260, 24694816, 30868520, 49389632, 61737040, 98779264, 123474080, 246948160, 493896320]

約数ペア:

[(1, 493896320), (2, 246948160), (4, 123474080), (5, 98779264), (8, 61737040), (10, 49389632), (16, 30868520), (20, 24694816), (32, 15434260), (40, 12347408), (64, 7717130), (80, 6173704), (128, 3858565), (160, 3086852), (320, 1543426), (631, 782720), (640, 771713), (1223, 403840), (1262, 391360), (2446, 201920), (2524, 195680), (3155, 156544), (4892, 100960), (5048, 97840), (6115, 80768), (6310, 78272), (9784, 50480), (10096, 48920), (12230, 40384), (12620, 39136), (19568, 25240), (20192, 24460)]