69864760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{249517}}^1$

素因数の和:249535

約数の個数: 32

約数和(自身を含む): 179652960

約数和(自身を除く): 109788200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 249517, 499034, 998068, 1247585, 1746619, 1996136, 2495170, 3493238, 4990340, 6986476, 8733095, 9980680, 13972952, 17466190, 34932380, 69864760]

約数ペア:

[(1, 69864760), (2, 34932380), (4, 17466190), (5, 13972952), (7, 9980680), (8, 8733095), (10, 6986476), (14, 4990340), (20, 3493238), (28, 2495170), (35, 1996136), (40, 1746619), (56, 1247585), (70, 998068), (140, 499034), (280, 249517)]