20176786540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{94789}}^1$

素因数の和:95194

約数の個数: 48

約数和(自身を含む): 43952227200

約数和(自身を除く): 23775440660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 367, 580, 734, 1468, 1835, 3670, 7340, 10643, 21286, 42572, 53215, 94789, 106430, 189578, 212860, 379156, 473945, 947890, 1895780, 2748881, 5497762, 10995524, 13744405, 27488810, 34787563, 54977620, 69575126, 139150252, 173937815, 347875630, 695751260, 1008839327, 2017678654, 4035357308, 5044196635, 10088393270, 20176786540]

約数ペア:

[(1, 20176786540), (2, 10088393270), (4, 5044196635), (5, 4035357308), (10, 2017678654), (20, 1008839327), (29, 695751260), (58, 347875630), (116, 173937815), (145, 139150252), (290, 69575126), (367, 54977620), (580, 34787563), (734, 27488810), (1468, 13744405), (1835, 10995524), (3670, 5497762), (7340, 2748881), (10643, 1895780), (21286, 947890), (42572, 473945), (53215, 379156), (94789, 212860), (106430, 189578)]