11155260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2190

約数の個数: 48

約数和(自身を含む): 31600800

約数和(自身を除く): 20445540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2089, 2670, 4178, 5340, 6267, 8356, 10445, 12534, 20890, 25068, 31335, 41780, 62670, 125340, 185921, 371842, 557763, 743684, 929605, 1115526, 1859210, 2231052, 2788815, 3718420, 5577630, 11155260]

約数ペア:

[(1, 11155260), (2, 5577630), (3, 3718420), (4, 2788815), (5, 2231052), (6, 1859210), (10, 1115526), (12, 929605), (15, 743684), (20, 557763), (30, 371842), (60, 185921), (89, 125340), (178, 62670), (267, 41780), (356, 31335), (445, 25068), (534, 20890), (890, 12534), (1068, 10445), (1335, 8356), (1780, 6267), (2089, 5340), (2670, 4178)]