2018452020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2587759}}^1$

素因数の和:2587784

約数の個数: 48

約数和(自身を含む): 6086411520

約数和(自身を除く): 4067959500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2587759, 5175518, 7763277, 10351036, 12938795, 15526554, 25877590, 31053108, 33640867, 38816385, 51755180, 67281734, 77632770, 100922601, 134563468, 155265540, 168204335, 201845202, 336408670, 403690404, 504613005, 672817340, 1009226010, 2018452020]

約数ペア:

[(1, 2018452020), (2, 1009226010), (3, 672817340), (4, 504613005), (5, 403690404), (6, 336408670), (10, 201845202), (12, 168204335), (13, 155265540), (15, 134563468), (20, 100922601), (26, 77632770), (30, 67281734), (39, 51755180), (52, 38816385), (60, 33640867), (65, 31053108), (78, 25877590), (130, 15526554), (156, 12938795), (195, 10351036), (260, 7763277), (390, 5175518), (780, 2587759)]