20431713720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15478571}}^1$

素因数の和:15478596

約数の個数: 64

約数和(自身を含む): 66867431040

約数和(自身を除く): 46435717320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15478571, 30957142, 46435713, 61914284, 77392855, 92871426, 123828568, 154785710, 170264281, 185742852, 232178565, 309571420, 340528562, 371485704, 464357130, 510792843, 619142840, 681057124, 851321405, 928714260, 1021585686, 1362114248, 1702642810, 1857428520, 2043171372, 2553964215, 3405285620, 4086342744, 5107928430, 6810571240, 10215856860, 20431713720]

約数ペア:

[(1, 20431713720), (2, 10215856860), (3, 6810571240), (4, 5107928430), (5, 4086342744), (6, 3405285620), (8, 2553964215), (10, 2043171372), (11, 1857428520), (12, 1702642810), (15, 1362114248), (20, 1021585686), (22, 928714260), (24, 851321405), (30, 681057124), (33, 619142840), (40, 510792843), (44, 464357130), (55, 371485704), (60, 340528562), (66, 309571420), (88, 232178565), (110, 185742852), (120, 170264281), (132, 154785710), (165, 123828568), (220, 92871426), (264, 77392855), (330, 61914284), (440, 46435713), (660, 30957142), (1320, 15478571)]