40890745

素因数分解:

$5^1\times 7^3\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 58003200

約数和(自身を除く): 17112455

約数列:

[1, 5, 7, 35, 49, 113, 211, 245, 343, 565, 791, 1055, 1477, 1715, 3955, 5537, 7385, 10339, 23843, 27685, 38759, 51695, 72373, 119215, 166901, 193795, 361865, 834505, 1168307, 5841535, 8178149, 40890745]

約数ペア:

[(1, 40890745), (5, 8178149), (7, 5841535), (35, 1168307), (49, 834505), (113, 361865), (211, 193795), (245, 166901), (343, 119215), (565, 72373), (791, 51695), (1055, 38759), (1477, 27685), (1715, 23843), (3955, 10339), (5537, 7385)]