496407490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 949147200

約数和(自身を除く): 452739710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 361, 398, 691, 722, 995, 1382, 1805, 1990, 3455, 3610, 3781, 6910, 7562, 13129, 18905, 26258, 37810, 65645, 71839, 131290, 137509, 143678, 249451, 275018, 359195, 498902, 687545, 718390, 1247255, 1375090, 2494510, 2612671, 5225342, 13063355, 26126710, 49640749, 99281498, 248203745, 496407490]

約数ペア:

[(1, 496407490), (2, 248203745), (5, 99281498), (10, 49640749), (19, 26126710), (38, 13063355), (95, 5225342), (190, 2612671), (199, 2494510), (361, 1375090), (398, 1247255), (691, 718390), (722, 687545), (995, 498902), (1382, 359195), (1805, 275018), (1990, 249451), (3455, 143678), (3610, 137509), (3781, 131290), (6910, 71839), (7562, 65645), (13129, 37810), (18905, 26258)]