70299980

素因数分解:

$2^2\times 5^1\times {\mathrm{863}}^1\times {\mathrm{4073}}^1$

素因数の和:4945

約数の個数: 24

約数和(自身を含む): 147837312

約数和(自身を除く): 77537332

約数列:

[1, 2, 4, 5, 10, 20, 863, 1726, 3452, 4073, 4315, 8146, 8630, 16292, 17260, 20365, 40730, 81460, 3514999, 7029998, 14059996, 17574995, 35149990, 70299980]

約数ペア:

[(1, 70299980), (2, 35149990), (4, 17574995), (5, 14059996), (10, 7029998), (20, 3514999), (863, 81460), (1726, 40730), (3452, 20365), (4073, 17260), (4315, 16292), (8146, 8630)]