22056520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3967}}^1$

素因数の和:4117

約数の個数: 32

約数和(自身を含む): 49996800

約数和(自身を除く): 27940280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 3967, 5560, 7934, 15868, 19835, 31736, 39670, 79340, 158680, 551413, 1102826, 2205652, 2757065, 4411304, 5514130, 11028260, 22056520]

約数ペア:

[(1, 22056520), (2, 11028260), (4, 5514130), (5, 4411304), (8, 2757065), (10, 2205652), (20, 1102826), (40, 551413), (139, 158680), (278, 79340), (556, 39670), (695, 31736), (1112, 19835), (1390, 15868), (2780, 7934), (3967, 5560)]