23057020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 55742400

約数和(自身を除く): 32685380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1049, 1099, 1570, 2098, 2198, 3140, 4196, 4396, 5245, 5495, 7343, 10490, 10990, 14686, 20980, 21980, 29372, 36715, 73430, 146860, 164693, 329386, 658772, 823465, 1152851, 1646930, 2305702, 3293860, 4611404, 5764255, 11528510, 23057020]

約数ペア:

[(1, 23057020), (2, 11528510), (4, 5764255), (5, 4611404), (7, 3293860), (10, 2305702), (14, 1646930), (20, 1152851), (28, 823465), (35, 658772), (70, 329386), (140, 164693), (157, 146860), (314, 73430), (628, 36715), (785, 29372), (1049, 21980), (1099, 20980), (1570, 14686), (2098, 10990), (2198, 10490), (3140, 7343), (4196, 5495), (4396, 5245)]