28712600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{20509}}^1$

素因数の和:20532

約数の個数: 48

約数和(自身を含む): 76297200

約数和(自身を除く): 47584600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 20509, 41018, 82036, 102545, 143563, 164072, 205090, 287126, 410180, 512725, 574252, 717815, 820360, 1025450, 1148504, 1435630, 2050900, 2871260, 3589075, 4101800, 5742520, 7178150, 14356300, 28712600]

約数ペア:

[(1, 28712600), (2, 14356300), (4, 7178150), (5, 5742520), (7, 4101800), (8, 3589075), (10, 2871260), (14, 2050900), (20, 1435630), (25, 1148504), (28, 1025450), (35, 820360), (40, 717815), (50, 574252), (56, 512725), (70, 410180), (100, 287126), (140, 205090), (175, 164072), (200, 143563), (280, 102545), (350, 82036), (700, 41018), (1400, 20509)]