15128440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3347}}^1$

素因数の和:3471

約数の個数: 32

約数和(自身を含む): 34350480

約数和(自身を除く): 19222040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3347, 4520, 6694, 13388, 16735, 26776, 33470, 66940, 133880, 378211, 756422, 1512844, 1891055, 3025688, 3782110, 7564220, 15128440]

約数ペア:

[(1, 15128440), (2, 7564220), (4, 3782110), (5, 3025688), (8, 1891055), (10, 1512844), (20, 756422), (40, 378211), (113, 133880), (226, 66940), (452, 33470), (565, 26776), (904, 16735), (1130, 13388), (2260, 6694), (3347, 4520)]