13557740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 32864832

約数和(自身を除く): 19307092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 857, 1130, 1582, 1714, 2260, 3164, 3428, 3955, 4285, 5999, 7910, 8570, 11998, 15820, 17140, 23996, 29995, 59990, 96841, 119980, 193682, 387364, 484205, 677887, 968410, 1355774, 1936820, 2711548, 3389435, 6778870, 13557740]

約数ペア:

[(1, 13557740), (2, 6778870), (4, 3389435), (5, 2711548), (7, 1936820), (10, 1355774), (14, 968410), (20, 677887), (28, 484205), (35, 387364), (70, 193682), (113, 119980), (140, 96841), (226, 59990), (452, 29995), (565, 23996), (791, 17140), (857, 15820), (1130, 11998), (1582, 8570), (1714, 7910), (2260, 5999), (3164, 4285), (3428, 3955)]