47280040

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3571}}^1$

素因数の和:3913

約数の個数: 32

約数和(自身を含む): 106731360

約数和(自身を除く): 59451320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 3571, 6620, 7142, 13240, 14284, 17855, 28568, 35710, 71420, 142840, 1182001, 2364002, 4728004, 5910005, 9456008, 11820010, 23640020, 47280040]

約数ペア:

[(1, 47280040), (2, 23640020), (4, 11820010), (5, 9456008), (8, 5910005), (10, 4728004), (20, 2364002), (40, 1182001), (331, 142840), (662, 71420), (1324, 35710), (1655, 28568), (2648, 17855), (3310, 14284), (3571, 13240), (6620, 7142)]