12654560

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 30164400

約数和(自身を除く): 17509840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 569, 695, 1112, 1138, 1390, 2224, 2276, 2780, 2845, 4448, 4552, 5560, 5690, 9104, 11120, 11380, 18208, 22240, 22760, 45520, 79091, 91040, 158182, 316364, 395455, 632728, 790910, 1265456, 1581820, 2530912, 3163640, 6327280, 12654560]

約数ペア:

[(1, 12654560), (2, 6327280), (4, 3163640), (5, 2530912), (8, 1581820), (10, 1265456), (16, 790910), (20, 632728), (32, 395455), (40, 316364), (80, 158182), (139, 91040), (160, 79091), (278, 45520), (556, 22760), (569, 22240), (695, 18208), (1112, 11380), (1138, 11120), (1390, 9104), (2224, 5690), (2276, 5560), (2780, 4552), (2845, 4448)]