69493420

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{21317}}^1$

素因数の和:21489

約数の個数: 24

約数和(自身を含む): 146838384

約数和(自身を除く): 77344964

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 21317, 42634, 85268, 106585, 213170, 426340, 3474671, 6949342, 13898684, 17373355, 34746710, 69493420]

約数ペア:

[(1, 69493420), (2, 34746710), (4, 17373355), (5, 13898684), (10, 6949342), (20, 3474671), (163, 426340), (326, 213170), (652, 106585), (815, 85268), (1630, 42634), (3260, 21317)]