15462920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 38413440

約数和(自身を除く): 22950520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 311, 440, 452, 565, 622, 904, 1130, 1243, 1244, 1555, 2260, 2486, 2488, 3110, 3421, 4520, 4972, 6215, 6220, 6842, 9944, 12430, 12440, 13684, 17105, 24860, 27368, 34210, 35143, 49720, 68420, 70286, 136840, 140572, 175715, 281144, 351430, 386573, 702860, 773146, 1405720, 1546292, 1932865, 3092584, 3865730, 7731460, 15462920]

約数ペア:

[(1, 15462920), (2, 7731460), (4, 3865730), (5, 3092584), (8, 1932865), (10, 1546292), (11, 1405720), (20, 773146), (22, 702860), (40, 386573), (44, 351430), (55, 281144), (88, 175715), (110, 140572), (113, 136840), (220, 70286), (226, 68420), (311, 49720), (440, 35143), (452, 34210), (565, 27368), (622, 24860), (904, 17105), (1130, 13684), (1243, 12440), (1244, 12430), (1555, 9944), (2260, 6842), (2486, 6220), (2488, 6215), (3110, 4972), (3421, 4520)]