28130120

素因数分解:

$2^3\times 5^1\times {\mathrm{757}}^1\times {\mathrm{929}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 63444600

約数和(自身を除く): 35314480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 757, 929, 1514, 1858, 3028, 3716, 3785, 4645, 6056, 7432, 7570, 9290, 15140, 18580, 30280, 37160, 703253, 1406506, 2813012, 3516265, 5626024, 7032530, 14065060, 28130120]

約数ペア:

[(1, 28130120), (2, 14065060), (4, 7032530), (5, 5626024), (8, 3516265), (10, 2813012), (20, 1406506), (40, 703253), (757, 37160), (929, 30280), (1514, 18580), (1858, 15140), (3028, 9290), (3716, 7570), (3785, 7432), (4645, 6056)]