12461240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 30965760

約数和(自身を除く): 18504520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 223, 254, 440, 446, 508, 635, 892, 1016, 1115, 1270, 1397, 1784, 2230, 2453, 2540, 2794, 4460, 4906, 5080, 5588, 6985, 8920, 9812, 11176, 12265, 13970, 19624, 24530, 27940, 28321, 49060, 55880, 56642, 98120, 113284, 141605, 226568, 283210, 311531, 566420, 623062, 1132840, 1246124, 1557655, 2492248, 3115310, 6230620, 12461240]

約数ペア:

[(1, 12461240), (2, 6230620), (4, 3115310), (5, 2492248), (8, 1557655), (10, 1246124), (11, 1132840), (20, 623062), (22, 566420), (40, 311531), (44, 283210), (55, 226568), (88, 141605), (110, 113284), (127, 98120), (220, 56642), (223, 55880), (254, 49060), (440, 28321), (446, 27940), (508, 24530), (635, 19624), (892, 13970), (1016, 12265), (1115, 11176), (1270, 9812), (1397, 8920), (1784, 6985), (2230, 5588), (2453, 5080), (2540, 4906), (2794, 4460)]