713609240

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{20113}}^1$

素因数の和:21011

約数の個数: 32

約数和(自身を含む): 1607510880

約数和(自身を除く): 893901640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3548, 4435, 7096, 8870, 17740, 20113, 35480, 40226, 80452, 100565, 160904, 201130, 402260, 804520, 17840231, 35680462, 71360924, 89201155, 142721848, 178402310, 356804620, 713609240]

約数ペア:

[(1, 713609240), (2, 356804620), (4, 178402310), (5, 142721848), (8, 89201155), (10, 71360924), (20, 35680462), (40, 17840231), (887, 804520), (1774, 402260), (3548, 201130), (4435, 160904), (7096, 100565), (8870, 80452), (17740, 40226), (20113, 35480)]