2104443650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{42557}}^1$

素因数の和:42635

約数の個数: 48

約数和(自身を含む): 4179536064

約数和(自身を除く): 2075092414

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 430, 575, 989, 1075, 1150, 1978, 2150, 4945, 9890, 24725, 42557, 49450, 85114, 212785, 425570, 978811, 1063925, 1829951, 1957622, 2127850, 3659902, 4894055, 9149755, 9788110, 18299510, 24470275, 42088873, 45748775, 48940550, 84177746, 91497550, 210444365, 420888730, 1052221825, 2104443650]

約数ペア:

[(1, 2104443650), (2, 1052221825), (5, 420888730), (10, 210444365), (23, 91497550), (25, 84177746), (43, 48940550), (46, 45748775), (50, 42088873), (86, 24470275), (115, 18299510), (215, 9788110), (230, 9149755), (430, 4894055), (575, 3659902), (989, 2127850), (1075, 1957622), (1150, 1829951), (1978, 1063925), (2150, 978811), (4945, 425570), (9890, 212785), (24725, 85114), (42557, 49450)]