12949360

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1031}}^1$

素因数の和:1201

約数の個数: 40

約数和(自身を含む): 30328416

約数和(自身を除く): 17379056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1031, 1256, 1570, 2062, 2512, 3140, 4124, 5155, 6280, 8248, 10310, 12560, 16496, 20620, 41240, 82480, 161867, 323734, 647468, 809335, 1294936, 1618670, 2589872, 3237340, 6474680, 12949360]

約数ペア:

[(1, 12949360), (2, 6474680), (4, 3237340), (5, 2589872), (8, 1618670), (10, 1294936), (16, 809335), (20, 647468), (40, 323734), (80, 161867), (157, 82480), (314, 41240), (628, 20620), (785, 16496), (1031, 12560), (1256, 10310), (1570, 8248), (2062, 6280), (2512, 5155), (3140, 4124)]