2978730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1475

約数の個数: 48

約数和(自身を含む): 8087040

約数和(自身を除く): 5108310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 1439, 2070, 2878, 4317, 7195, 8634, 12951, 14390, 21585, 25902, 33097, 43170, 64755, 66194, 99291, 129510, 165485, 198582, 297873, 330970, 496455, 595746, 992910, 1489365, 2978730]

約数ペア:

[(1, 2978730), (2, 1489365), (3, 992910), (5, 595746), (6, 496455), (9, 330970), (10, 297873), (15, 198582), (18, 165485), (23, 129510), (30, 99291), (45, 66194), (46, 64755), (69, 43170), (90, 33097), (115, 25902), (138, 21585), (207, 14390), (230, 12951), (345, 8634), (414, 7195), (690, 4317), (1035, 2878), (1439, 2070)]