123236020

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{7487}}^1$

素因数の和:8319

約数の個数: 24

約数和(自身を含む): 259144704

約数和(自身を除く): 135908684

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 7487, 8230, 14974, 16460, 29948, 37435, 74870, 149740, 6161801, 12323602, 24647204, 30809005, 61618010, 123236020]

約数ペア:

[(1, 123236020), (2, 61618010), (4, 30809005), (5, 24647204), (10, 12323602), (20, 6161801), (823, 149740), (1646, 74870), (3292, 37435), (4115, 29948), (7487, 16460), (8230, 14974)]