4060982020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{21061}}^1$

素因数の和:21412

約数の個数: 48

約数和(自身を含む): 8831886336

約数和(自身を除く): 4770904316

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 311, 620, 622, 1244, 1555, 3110, 6220, 9641, 19282, 21061, 38564, 42122, 48205, 84244, 96410, 105305, 192820, 210610, 421220, 652891, 1305782, 2611564, 3264455, 6528910, 6549971, 13057820, 13099942, 26199884, 32749855, 65499710, 130999420, 203049101, 406098202, 812196404, 1015245505, 2030491010, 4060982020]

約数ペア:

[(1, 4060982020), (2, 2030491010), (4, 1015245505), (5, 812196404), (10, 406098202), (20, 203049101), (31, 130999420), (62, 65499710), (124, 32749855), (155, 26199884), (310, 13099942), (311, 13057820), (620, 6549971), (622, 6528910), (1244, 3264455), (1555, 2611564), (3110, 1305782), (6220, 652891), (9641, 421220), (19282, 210610), (21061, 192820), (38564, 105305), (42122, 96410), (48205, 84244)]