147783820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{238361}}^1$

素因数の和:238401

約数の個数: 24

約数和(自身を含む): 320358528

約数和(自身を除く): 172574708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 238361, 476722, 953444, 1191805, 2383610, 4767220, 7389191, 14778382, 29556764, 36945955, 73891910, 147783820]

約数ペア:

[(1, 147783820), (2, 73891910), (4, 36945955), (5, 29556764), (10, 14778382), (20, 7389191), (31, 4767220), (62, 2383610), (124, 1191805), (155, 953444), (310, 476722), (620, 238361)]