30531040

素因数分解:

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

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 72612288

約数和(自身を除く): 42081248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1103, 1384, 1730, 2206, 2768, 3460, 4412, 5515, 5536, 6920, 8824, 11030, 13840, 17648, 22060, 27680, 35296, 44120, 88240, 176480, 190819, 381638, 763276, 954095, 1526552, 1908190, 3053104, 3816380, 6106208, 7632760, 15265520, 30531040]

約数ペア:

[(1, 30531040), (2, 15265520), (4, 7632760), (5, 6106208), (8, 3816380), (10, 3053104), (16, 1908190), (20, 1526552), (32, 954095), (40, 763276), (80, 381638), (160, 190819), (173, 176480), (346, 88240), (692, 44120), (865, 35296), (1103, 27680), (1384, 22060), (1730, 17648), (2206, 13840), (2768, 11030), (3460, 8824), (4412, 6920), (5515, 5536)]