15402860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1321}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 35979552

約数和(自身を除く): 20576692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 1321, 2332, 2642, 2915, 5284, 5830, 6605, 11660, 13210, 14531, 26420, 29062, 58124, 70013, 72655, 140026, 145310, 280052, 290620, 350065, 700130, 770143, 1400260, 1540286, 3080572, 3850715, 7701430, 15402860]

約数ペア:

[(1, 15402860), (2, 7701430), (4, 3850715), (5, 3080572), (10, 1540286), (11, 1400260), (20, 770143), (22, 700130), (44, 350065), (53, 290620), (55, 280052), (106, 145310), (110, 140026), (212, 72655), (220, 70013), (265, 58124), (530, 29062), (583, 26420), (1060, 14531), (1166, 13210), (1321, 11660), (2332, 6605), (2642, 5830), (2915, 5284)]