20143757420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{387529}}^1$

素因数の和:387674

約数の個数: 48

約数和(自身を含む): 44531847360

約数和(自身を除く): 24388089940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 113, 115, 226, 230, 452, 460, 565, 1130, 2260, 2599, 5198, 10396, 12995, 25990, 51980, 387529, 775058, 1550116, 1937645, 3875290, 7750580, 8913167, 17826334, 35652668, 43790777, 44565835, 87581554, 89131670, 175163108, 178263340, 218953885, 437907770, 875815540, 1007187871, 2014375742, 4028751484, 5035939355, 10071878710, 20143757420]

約数ペア:

[(1, 20143757420), (2, 10071878710), (4, 5035939355), (5, 4028751484), (10, 2014375742), (20, 1007187871), (23, 875815540), (46, 437907770), (92, 218953885), (113, 178263340), (115, 175163108), (226, 89131670), (230, 87581554), (452, 44565835), (460, 43790777), (565, 35652668), (1130, 17826334), (2260, 8913167), (2599, 7750580), (5198, 3875290), (10396, 1937645), (12995, 1550116), (25990, 775058), (51980, 387529)]