13688840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:662

約数の個数: 64

約数和(自身を含む): 34292160

約数和(自身を除く): 20603320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 53, 55, 88, 106, 110, 212, 220, 265, 424, 440, 530, 583, 587, 1060, 1166, 1174, 2120, 2332, 2348, 2915, 2935, 4664, 4696, 5830, 5870, 6457, 11660, 11740, 12914, 23320, 23480, 25828, 31111, 32285, 51656, 62222, 64570, 124444, 129140, 155555, 248888, 258280, 311110, 342221, 622220, 684442, 1244440, 1368884, 1711105, 2737768, 3422210, 6844420, 13688840]

約数ペア:

[(1, 13688840), (2, 6844420), (4, 3422210), (5, 2737768), (8, 1711105), (10, 1368884), (11, 1244440), (20, 684442), (22, 622220), (40, 342221), (44, 311110), (53, 258280), (55, 248888), (88, 155555), (106, 129140), (110, 124444), (212, 64570), (220, 62222), (265, 51656), (424, 32285), (440, 31111), (530, 25828), (583, 23480), (587, 23320), (1060, 12914), (1166, 11740), (1174, 11660), (2120, 6457), (2332, 5870), (2348, 5830), (2915, 4696), (2935, 4664)]