401037220

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1583}}^1$

素因数の和:1884

約数の個数: 48

約数和(自身を含む): 862202880

約数和(自身を除く): 461165660

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 239, 265, 478, 530, 956, 1060, 1195, 1583, 2390, 3166, 4780, 6332, 7915, 12667, 15830, 25334, 31660, 50668, 63335, 83899, 126670, 167798, 253340, 335596, 378337, 419495, 756674, 838990, 1513348, 1677980, 1891685, 3783370, 7566740, 20051861, 40103722, 80207444, 100259305, 200518610, 401037220]

約数ペア:

[(1, 401037220), (2, 200518610), (4, 100259305), (5, 80207444), (10, 40103722), (20, 20051861), (53, 7566740), (106, 3783370), (212, 1891685), (239, 1677980), (265, 1513348), (478, 838990), (530, 756674), (956, 419495), (1060, 378337), (1195, 335596), (1583, 253340), (2390, 167798), (3166, 126670), (4780, 83899), (6332, 63335), (7915, 50668), (12667, 31660), (15830, 25334)]