39638040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25409}}^1$

素因数の和:25436

約数の個数: 64

約数和(自身を含む): 128066400

約数和(自身を除く): 88428360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 25409, 50818, 76227, 101636, 127045, 152454, 203272, 254090, 304908, 330317, 381135, 508180, 609816, 660634, 762270, 990951, 1016360, 1321268, 1524540, 1651585, 1981902, 2642536, 3049080, 3303170, 3963804, 4954755, 6606340, 7927608, 9909510, 13212680, 19819020, 39638040]

約数ペア:

[(1, 39638040), (2, 19819020), (3, 13212680), (4, 9909510), (5, 7927608), (6, 6606340), (8, 4954755), (10, 3963804), (12, 3303170), (13, 3049080), (15, 2642536), (20, 1981902), (24, 1651585), (26, 1524540), (30, 1321268), (39, 1016360), (40, 990951), (52, 762270), (60, 660634), (65, 609816), (78, 508180), (104, 381135), (120, 330317), (130, 304908), (156, 254090), (195, 203272), (260, 152454), (312, 127045), (390, 101636), (520, 76227), (780, 50818), (1560, 25409)]