1629400220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11638573}}^1$

素因数の和:11638589

約数の個数: 24

約数和(自身を含む): 3910560864

約数和(自身を除く): 2281160644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11638573, 23277146, 46554292, 58192865, 81470011, 116385730, 162940022, 232771460, 325880044, 407350055, 814700110, 1629400220]

約数ペア:

[(1, 1629400220), (2, 814700110), (4, 407350055), (5, 325880044), (7, 232771460), (10, 162940022), (14, 116385730), (20, 81470011), (28, 58192865), (35, 46554292), (70, 23277146), (140, 11638573)]