15265520

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1103}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 35729856

約数和(自身を除く): 20464336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1103, 1384, 1730, 2206, 2768, 3460, 4412, 5515, 6920, 8824, 11030, 13840, 17648, 22060, 44120, 88240, 190819, 381638, 763276, 954095, 1526552, 1908190, 3053104, 3816380, 7632760, 15265520]

約数ペア:

[(1, 15265520), (2, 7632760), (4, 3816380), (5, 3053104), (8, 1908190), (10, 1526552), (16, 954095), (20, 763276), (40, 381638), (80, 190819), (173, 88240), (346, 44120), (692, 22060), (865, 17648), (1103, 13840), (1384, 11030), (1730, 8824), (2206, 6920), (2768, 5515), (3460, 4412)]