28282740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1487}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 79494912

約数和(自身を除く): 51212172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 951, 1268, 1487, 1585, 1902, 2974, 3170, 3804, 4461, 4755, 5948, 6340, 7435, 8922, 9510, 14870, 17844, 19020, 22305, 29740, 44610, 89220, 471379, 942758, 1414137, 1885516, 2356895, 2828274, 4713790, 5656548, 7070685, 9427580, 14141370, 28282740]

約数ペア:

[(1, 28282740), (2, 14141370), (3, 9427580), (4, 7070685), (5, 5656548), (6, 4713790), (10, 2828274), (12, 2356895), (15, 1885516), (20, 1414137), (30, 942758), (60, 471379), (317, 89220), (634, 44610), (951, 29740), (1268, 22305), (1487, 19020), (1585, 17844), (1902, 14870), (2974, 9510), (3170, 8922), (3804, 7435), (4461, 6340), (4755, 5948)]