23223220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 50577408

約数和(自身を除く): 27354188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 223, 254, 410, 446, 508, 635, 820, 892, 1115, 1270, 2230, 2540, 4460, 5207, 9143, 10414, 18286, 20828, 26035, 28321, 36572, 45715, 52070, 56642, 91430, 104140, 113284, 141605, 182860, 283210, 566420, 1161161, 2322322, 4644644, 5805805, 11611610, 23223220]

約数ペア:

[(1, 23223220), (2, 11611610), (4, 5805805), (5, 4644644), (10, 2322322), (20, 1161161), (41, 566420), (82, 283210), (127, 182860), (164, 141605), (205, 113284), (223, 104140), (254, 91430), (410, 56642), (446, 52070), (508, 45715), (635, 36572), (820, 28321), (892, 26035), (1115, 20828), (1270, 18286), (2230, 10414), (2540, 9143), (4460, 5207)]