1837440040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{866717}}^1$

素因数の和:866781

約数の個数: 32

約数和(自身を含む): 4212249480

約数和(自身を除く): 2374809440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 866717, 1733434, 3466868, 4333585, 6933736, 8667170, 17334340, 34668680, 45936001, 91872002, 183744004, 229680005, 367488008, 459360010, 918720020, 1837440040]

約数ペア:

[(1, 1837440040), (2, 918720020), (4, 459360010), (5, 367488008), (8, 229680005), (10, 183744004), (20, 91872002), (40, 45936001), (53, 34668680), (106, 17334340), (212, 8667170), (265, 6933736), (424, 4333585), (530, 3466868), (1060, 1733434), (2120, 866717)]