8531390

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:801

約数の個数: 48

約数和(自身を含む): 18664992

約数和(自身を除く): 10133602

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 757, 805, 1127, 1514, 1610, 2254, 3785, 5299, 5635, 7570, 10598, 11270, 17411, 26495, 34822, 37093, 52990, 74186, 87055, 121877, 174110, 185465, 243754, 370930, 609385, 853139, 1218770, 1706278, 4265695, 8531390]

約数ペア:

[(1, 8531390), (2, 4265695), (5, 1706278), (7, 1218770), (10, 853139), (14, 609385), (23, 370930), (35, 243754), (46, 185465), (49, 174110), (70, 121877), (98, 87055), (115, 74186), (161, 52990), (230, 37093), (245, 34822), (322, 26495), (490, 17411), (757, 11270), (805, 10598), (1127, 7570), (1514, 5635), (1610, 5299), (2254, 3785)]