20130766940

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{281}}^1\times {\mathrm{31699}}^1$

素因数の和:32102

約数の個数: 48

約数和(自身を含む): 42801847200

約数和(自身を除く): 22671080260

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 281, 452, 562, 565, 1124, 1130, 1405, 2260, 2810, 5620, 31699, 31753, 63398, 63506, 126796, 127012, 158495, 158765, 316990, 317530, 633980, 635060, 3581987, 7163974, 8907419, 14327948, 17814838, 17909935, 35629676, 35819870, 44537095, 71639740, 89074190, 178148380, 1006538347, 2013076694, 4026153388, 5032691735, 10065383470, 20130766940]

約数ペア:

[(1, 20130766940), (2, 10065383470), (4, 5032691735), (5, 4026153388), (10, 2013076694), (20, 1006538347), (113, 178148380), (226, 89074190), (281, 71639740), (452, 44537095), (562, 35819870), (565, 35629676), (1124, 17909935), (1130, 17814838), (1405, 14327948), (2260, 8907419), (2810, 7163974), (5620, 3581987), (31699, 635060), (31753, 633980), (63398, 317530), (63506, 316990), (126796, 158765), (127012, 158495)]