395240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 914760

約数和(自身を除く): 519520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 241, 328, 410, 482, 820, 964, 1205, 1640, 1928, 2410, 4820, 9640, 9881, 19762, 39524, 49405, 79048, 98810, 197620, 395240]

約数ペア:

[(1, 395240), (2, 197620), (4, 98810), (5, 79048), (8, 49405), (10, 39524), (20, 19762), (40, 9881), (41, 9640), (82, 4820), (164, 2410), (205, 1928), (241, 1640), (328, 1205), (410, 964), (482, 820)]