40780816

素因数分解:

$2^4\times {\mathrm{1481}}^1\times {\mathrm{1721}}^1$

素因数の和:3210

約数の個数: 20

約数和(自身を含む): 79112124

約数和(自身を除く): 38331308

約数列:

[1, 2, 4, 8, 16, 1481, 1721, 2962, 3442, 5924, 6884, 11848, 13768, 23696, 27536, 2548801, 5097602, 10195204, 20390408, 40780816]

約数ペア:

[(1, 40780816), (2, 20390408), (4, 10195204), (8, 5097602), (16, 2548801), (1481, 27536), (1721, 23696), (2962, 13768), (3442, 11848), (5924, 6884)]