438420190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{5927}}^1$

素因数の和:6516

約数の個数: 32

約数和(自身を含む): 851497920

約数和(自身を除く): 413077730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 569, 1138, 2845, 5690, 5927, 7397, 11854, 14794, 29635, 36985, 59270, 73970, 77051, 154102, 385255, 770510, 3372463, 6744926, 16862315, 33724630, 43842019, 87684038, 219210095, 438420190]

約数ペア:

[(1, 438420190), (2, 219210095), (5, 87684038), (10, 43842019), (13, 33724630), (26, 16862315), (65, 6744926), (130, 3372463), (569, 770510), (1138, 385255), (2845, 154102), (5690, 77051), (5927, 73970), (7397, 59270), (11854, 36985), (14794, 29635)]