2016047780

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{145879}}^1$

素因数の和:146579

約数の個数: 24

約数和(自身を含む): 4239856320

約数和(自身を除く): 2223808540

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 145879, 291758, 583516, 729395, 1458790, 2917580, 100802389, 201604778, 403209556, 504011945, 1008023890, 2016047780]

約数ペア:

[(1, 2016047780), (2, 1008023890), (4, 504011945), (5, 403209556), (10, 201604778), (20, 100802389), (691, 2917580), (1382, 1458790), (2764, 729395), (3455, 583516), (6910, 291758), (13820, 145879)]