1224408020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5565491}}^1$

素因数の和:5565511

約数の個数: 24

約数和(自身を含む): 2805007968

約数和(自身を除く): 1580599948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 5565491, 11130982, 22261964, 27827455, 55654910, 61220401, 111309820, 122440802, 244881604, 306102005, 612204010, 1224408020]

約数ペア:

[(1, 1224408020), (2, 612204010), (4, 306102005), (5, 244881604), (10, 122440802), (11, 111309820), (20, 61220401), (22, 55654910), (44, 27827455), (55, 22261964), (110, 11130982), (220, 5565491)]