19890844080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82878517}}^1$

素因数の和:82878533

約数の個数: 40

約数和(自身を含む): 61661617392

約数和(自身を除く): 41770773312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82878517, 165757034, 248635551, 331514068, 414392585, 497271102, 663028136, 828785170, 994542204, 1243177755, 1326056272, 1657570340, 1989084408, 2486355510, 3315140680, 3978168816, 4972711020, 6630281360, 9945422040, 19890844080]

約数ペア:

[(1, 19890844080), (2, 9945422040), (3, 6630281360), (4, 4972711020), (5, 3978168816), (6, 3315140680), (8, 2486355510), (10, 1989084408), (12, 1657570340), (15, 1326056272), (16, 1243177755), (20, 994542204), (24, 828785170), (30, 663028136), (40, 497271102), (48, 414392585), (60, 331514068), (80, 248635551), (120, 165757034), (240, 82878517)]