520024280

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{121501}}^1$

素因数の和:121619

約数の個数: 32

約数和(自身を含む): 1180999440

約数和(自身を除く): 660975160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 121501, 243002, 486004, 607505, 972008, 1215010, 2430020, 4860040, 13000607, 26001214, 52002428, 65003035, 104004856, 130006070, 260012140, 520024280]

約数ペア:

[(1, 520024280), (2, 260012140), (4, 130006070), (5, 104004856), (8, 65003035), (10, 52002428), (20, 26001214), (40, 13000607), (107, 4860040), (214, 2430020), (428, 1215010), (535, 972008), (856, 607505), (1070, 486004), (2140, 243002), (4280, 121501)]