30833680

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1997}}^1$

素因数の和:2203

約数の個数: 40

約数和(自身を含む): 72095832

約数和(自身を除く): 41262152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 1997, 3088, 3860, 3994, 7720, 7988, 9985, 15440, 15976, 19970, 31952, 39940, 79880, 159760, 385421, 770842, 1541684, 1927105, 3083368, 3854210, 6166736, 7708420, 15416840, 30833680]

約数ペア:

[(1, 30833680), (2, 15416840), (4, 7708420), (5, 6166736), (8, 3854210), (10, 3083368), (16, 1927105), (20, 1541684), (40, 770842), (80, 385421), (193, 159760), (386, 79880), (772, 39940), (965, 31952), (1544, 19970), (1930, 15976), (1997, 15440), (3088, 9985), (3860, 7988), (3994, 7720)]