30474920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{857}}^1$

素因数の和:1002

約数の個数: 64

約数和(自身を含む): 79073280

約数和(自身を除く): 48598360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 857, 889, 1016, 1270, 1714, 1778, 2540, 3428, 3556, 4285, 4445, 5080, 5999, 6856, 7112, 8570, 8890, 11998, 17140, 17780, 23996, 29995, 34280, 35560, 47992, 59990, 108839, 119980, 217678, 239960, 435356, 544195, 761873, 870712, 1088390, 1523746, 2176780, 3047492, 3809365, 4353560, 6094984, 7618730, 15237460, 30474920]

約数ペア:

[(1, 30474920), (2, 15237460), (4, 7618730), (5, 6094984), (7, 4353560), (8, 3809365), (10, 3047492), (14, 2176780), (20, 1523746), (28, 1088390), (35, 870712), (40, 761873), (56, 544195), (70, 435356), (127, 239960), (140, 217678), (254, 119980), (280, 108839), (508, 59990), (635, 47992), (857, 35560), (889, 34280), (1016, 29995), (1270, 23996), (1714, 17780), (1778, 17140), (2540, 11998), (3428, 8890), (3556, 8570), (4285, 7112), (4445, 6856), (5080, 5999)]