12195680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{10889}}^1$

素因数の和:10911

約数の個数: 48

約数和(自身を含む): 32931360

約数和(自身を除く): 20735680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 10889, 21778, 43556, 54445, 76223, 87112, 108890, 152446, 174224, 217780, 304892, 348448, 381115, 435560, 609784, 762230, 871120, 1219568, 1524460, 1742240, 2439136, 3048920, 6097840, 12195680]

約数ペア:

[(1, 12195680), (2, 6097840), (4, 3048920), (5, 2439136), (7, 1742240), (8, 1524460), (10, 1219568), (14, 871120), (16, 762230), (20, 609784), (28, 435560), (32, 381115), (35, 348448), (40, 304892), (56, 217780), (70, 174224), (80, 152446), (112, 108890), (140, 87112), (160, 76223), (224, 54445), (280, 43556), (560, 21778), (1120, 10889)]