11990860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2146

約数の個数: 48

約数和(自身を含む): 29494080

約数和(自身を除く): 17503220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2089, 2870, 4178, 5740, 8356, 10445, 14623, 20890, 29246, 41780, 58492, 73115, 85649, 146230, 171298, 292460, 342596, 428245, 599543, 856490, 1199086, 1712980, 2398172, 2997715, 5995430, 11990860]

約数ペア:

[(1, 11990860), (2, 5995430), (4, 2997715), (5, 2398172), (7, 1712980), (10, 1199086), (14, 856490), (20, 599543), (28, 428245), (35, 342596), (41, 292460), (70, 171298), (82, 146230), (140, 85649), (164, 73115), (205, 58492), (287, 41780), (410, 29246), (574, 20890), (820, 14623), (1148, 10445), (1435, 8356), (2089, 5740), (2870, 4178)]