22656740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 50635200

約数和(自身を除く): 27978460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 547, 1090, 1094, 2071, 2180, 2188, 2735, 4142, 5470, 8284, 10355, 10393, 10940, 20710, 20786, 41420, 41572, 51965, 59623, 103930, 119246, 207860, 238492, 298115, 596230, 1132837, 1192460, 2265674, 4531348, 5664185, 11328370, 22656740]

約数ペア:

[(1, 22656740), (2, 11328370), (4, 5664185), (5, 4531348), (10, 2265674), (19, 1192460), (20, 1132837), (38, 596230), (76, 298115), (95, 238492), (109, 207860), (190, 119246), (218, 103930), (380, 59623), (436, 51965), (545, 41572), (547, 41420), (1090, 20786), (1094, 20710), (2071, 10940), (2180, 10393), (2188, 10355), (2735, 8284), (4142, 5470)]