20075097580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{739}}^1\times {\mathrm{13187}}^1$

素因数の和:14038

約数の個数: 48

約数和(自身を含む): 42627836160

約数和(自身を除く): 22552738580

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 739, 1030, 1478, 2060, 2956, 3695, 7390, 13187, 14780, 26374, 52748, 65935, 76117, 131870, 152234, 263740, 304468, 380585, 761170, 1358261, 1522340, 2716522, 5433044, 6791305, 9745193, 13582610, 19490386, 27165220, 38980772, 48725965, 97451930, 194903860, 1003754879, 2007509758, 4015019516, 5018774395, 10037548790, 20075097580]

約数ペア:

[(1, 20075097580), (2, 10037548790), (4, 5018774395), (5, 4015019516), (10, 2007509758), (20, 1003754879), (103, 194903860), (206, 97451930), (412, 48725965), (515, 38980772), (739, 27165220), (1030, 19490386), (1478, 13582610), (2060, 9745193), (2956, 6791305), (3695, 5433044), (7390, 2716522), (13187, 1522340), (14780, 1358261), (26374, 761170), (52748, 380585), (65935, 304468), (76117, 263740), (131870, 152234)]