389920223228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{60149}}^1\times {\mathrm{85297}}^1$

素因数の和:145469

約数の個数: 24

約数和(自身を含む): 718294458000

約数和(自身を除く): 328374234772

約数列:

[1, 2, 4, 19, 38, 76, 60149, 85297, 120298, 170594, 240596, 341188, 1142831, 1620643, 2285662, 3241286, 4571324, 6482572, 5130529253, 10261058506, 20522117012, 97480055807, 194960111614, 389920223228]

約数ペア:

[(1, 389920223228), (2, 194960111614), (4, 97480055807), (19, 20522117012), (38, 10261058506), (76, 5130529253), (60149, 6482572), (85297, 4571324), (120298, 3241286), (170594, 2285662), (240596, 1620643), (341188, 1142831)]