82940120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48221}}^1$

素因数の和:48275

約数の個数: 32

約数和(自身を含む): 190959120

約数和(自身を除く): 108019000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 48221, 96442, 192884, 241105, 385768, 482210, 964420, 1928840, 2073503, 4147006, 8294012, 10367515, 16588024, 20735030, 41470060, 82940120]

約数ペア:

[(1, 82940120), (2, 41470060), (4, 20735030), (5, 16588024), (8, 10367515), (10, 8294012), (20, 4147006), (40, 2073503), (43, 1928840), (86, 964420), (172, 482210), (215, 385768), (344, 241105), (430, 192884), (860, 96442), (1720, 48221)]