435408020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{3529}}^1$

素因数の和:3768

約数の個数: 48

約数和(自身を含む): 948864000

約数和(自身を除く): 513455980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 199, 310, 398, 620, 796, 995, 1990, 3529, 3980, 6169, 7058, 12338, 14116, 17645, 24676, 30845, 35290, 61690, 70580, 109399, 123380, 218798, 437596, 546995, 702271, 1093990, 1404542, 2187980, 2809084, 3511355, 7022710, 14045420, 21770401, 43540802, 87081604, 108852005, 217704010, 435408020]

約数ペア:

[(1, 435408020), (2, 217704010), (4, 108852005), (5, 87081604), (10, 43540802), (20, 21770401), (31, 14045420), (62, 7022710), (124, 3511355), (155, 2809084), (199, 2187980), (310, 1404542), (398, 1093990), (620, 702271), (796, 546995), (995, 437596), (1990, 218798), (3529, 123380), (3980, 109399), (6169, 70580), (7058, 61690), (12338, 35290), (14116, 30845), (17645, 24676)]