40686772

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{719}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 85155840

約数和(自身を除く): 44469068

約数列:

[1, 2, 4, 7, 14, 28, 43, 47, 86, 94, 172, 188, 301, 329, 602, 658, 719, 1204, 1316, 1438, 2021, 2876, 4042, 5033, 8084, 10066, 14147, 20132, 28294, 30917, 33793, 56588, 61834, 67586, 123668, 135172, 216419, 236551, 432838, 473102, 865676, 946204, 1453099, 2906198, 5812396, 10171693, 20343386, 40686772]

約数ペア:

[(1, 40686772), (2, 20343386), (4, 10171693), (7, 5812396), (14, 2906198), (28, 1453099), (43, 946204), (47, 865676), (86, 473102), (94, 432838), (172, 236551), (188, 216419), (301, 135172), (329, 123668), (602, 67586), (658, 61834), (719, 56588), (1204, 33793), (1316, 30917), (1438, 28294), (2021, 20132), (2876, 14147), (4042, 10066), (5033, 8084)]