10198120

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1321}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 23082120

約数和(自身を除く): 12884000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1321, 1544, 1930, 2642, 3860, 5284, 6605, 7720, 10568, 13210, 26420, 52840, 254953, 509906, 1019812, 1274765, 2039624, 2549530, 5099060, 10198120]

約数ペア:

[(1, 10198120), (2, 5099060), (4, 2549530), (5, 2039624), (8, 1274765), (10, 1019812), (20, 509906), (40, 254953), (193, 52840), (386, 26420), (772, 13210), (965, 10568), (1321, 7720), (1544, 6605), (1930, 5284), (2642, 3860)]