56190040

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2861}}^1$

素因数の和:3363

約数の個数: 32

約数和(自身を含む): 126729360

約数和(自身を除く): 70539320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2861, 3928, 4910, 5722, 9820, 11444, 14305, 19640, 22888, 28610, 57220, 114440, 1404751, 2809502, 5619004, 7023755, 11238008, 14047510, 28095020, 56190040]

約数ペア:

[(1, 56190040), (2, 28095020), (4, 14047510), (5, 11238008), (8, 7023755), (10, 5619004), (20, 2809502), (40, 1404751), (491, 114440), (982, 57220), (1964, 28610), (2455, 22888), (2861, 19640), (3928, 14305), (4910, 11444), (5722, 9820)]