201218840

素因数分解:

$2^3\times 5^1\times {\mathrm{5030471}}^1$

素因数の和:5030482

約数の個数: 16

約数和(自身を含む): 452742480

約数和(自身を除く): 251523640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5030471, 10060942, 20121884, 25152355, 40243768, 50304710, 100609420, 201218840]

約数ペア:

[(1, 201218840), (2, 100609420), (4, 50304710), (5, 40243768), (8, 25152355), (10, 20121884), (20, 10060942), (40, 5030471)]