20132956820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{139367}}^1$

素因数の和:139640

約数の個数: 48

約数和(自身を含む): 43830678528

約数和(自身を除く): 23697721708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 233, 310, 466, 620, 932, 1165, 2330, 4660, 7223, 14446, 28892, 36115, 72230, 139367, 144460, 278734, 557468, 696835, 1393670, 2787340, 4320377, 8640754, 17281508, 21601885, 32472511, 43203770, 64945022, 86407540, 129890044, 162362555, 324725110, 649450220, 1006647841, 2013295682, 4026591364, 5033239205, 10066478410, 20132956820]

約数ペア:

[(1, 20132956820), (2, 10066478410), (4, 5033239205), (5, 4026591364), (10, 2013295682), (20, 1006647841), (31, 649450220), (62, 324725110), (124, 162362555), (155, 129890044), (233, 86407540), (310, 64945022), (466, 43203770), (620, 32472511), (932, 21601885), (1165, 17281508), (2330, 8640754), (4660, 4320377), (7223, 2787340), (14446, 1393670), (28892, 696835), (36115, 557468), (72230, 278734), (139367, 144460)]