201217160

素因数分解:

$2^3\times 5^1\times {\mathrm{5030429}}^1$

素因数の和:5030440

約数の個数: 16

約数和(自身を含む): 452738700

約数和(自身を除く): 251521540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5030429, 10060858, 20121716, 25152145, 40243432, 50304290, 100608580, 201217160]

約数ペア:

[(1, 201217160), (2, 100608580), (4, 50304290), (5, 40243432), (8, 25152145), (10, 20121716), (20, 10060858), (40, 5030429)]