4939450

素因数分解:

$2^1\times 5^2\times {\mathrm{223}}^1\times {\mathrm{443}}^1$

素因数の和:678

約数の個数: 24

約数和(自身を含む): 9249408

約数和(自身を除く): 4309958

約数列:

[1, 2, 5, 10, 25, 50, 223, 443, 446, 886, 1115, 2215, 2230, 4430, 5575, 11075, 11150, 22150, 98789, 197578, 493945, 987890, 2469725, 4939450]

約数ペア:

[(1, 4939450), (2, 2469725), (5, 987890), (10, 493945), (25, 197578), (50, 98789), (223, 22150), (443, 11150), (446, 11075), (886, 5575), (1115, 4430), (2215, 2230)]