5235280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2155

約数の個数: 40

約数和(自身を含む): 12570624

約数和(自身を除く): 7335344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2111, 2480, 4222, 8444, 10555, 16888, 21110, 33776, 42220, 65441, 84440, 130882, 168880, 261764, 327205, 523528, 654410, 1047056, 1308820, 2617640, 5235280]

約数ペア:

[(1, 5235280), (2, 2617640), (4, 1308820), (5, 1047056), (8, 654410), (10, 523528), (16, 327205), (20, 261764), (31, 168880), (40, 130882), (62, 84440), (80, 65441), (124, 42220), (155, 33776), (248, 21110), (310, 16888), (496, 10555), (620, 8444), (1240, 4222), (2111, 2480)]