122556340

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{27479}}^1$

素因数の和:27711

約数の個数: 24

約数和(自身を含む): 258531840

約数和(自身を除く): 135975500

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 27479, 54958, 109916, 137395, 274790, 549580, 6127817, 12255634, 24511268, 30639085, 61278170, 122556340]

約数ペア:

[(1, 122556340), (2, 61278170), (4, 30639085), (5, 24511268), (10, 12255634), (20, 6127817), (223, 549580), (446, 274790), (892, 137395), (1115, 109916), (2230, 54958), (4460, 27479)]