70219780

素因数分解:

$2^2\times 5^1\times {\mathrm{739}}^1\times {\mathrm{4751}}^1$

素因数の和:5499

約数の個数: 24

約数和(自身を含む): 147692160

約数和(自身を除く): 77472380

約数列:

[1, 2, 4, 5, 10, 20, 739, 1478, 2956, 3695, 4751, 7390, 9502, 14780, 19004, 23755, 47510, 95020, 3510989, 7021978, 14043956, 17554945, 35109890, 70219780]

約数ペア:

[(1, 70219780), (2, 35109890), (4, 17554945), (5, 14043956), (10, 7021978), (20, 3510989), (739, 95020), (1478, 47510), (2956, 23755), (3695, 19004), (4751, 14780), (7390, 9502)]