40202578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 67060224

約数和(自身を除く): 26857646

約数列:

[1, 2, 13, 26, 47, 94, 167, 197, 334, 394, 611, 1222, 2171, 2561, 4342, 5122, 7849, 9259, 15698, 18518, 32899, 65798, 102037, 120367, 204074, 240734, 427687, 855374, 1546253, 3092506, 20101289, 40202578]

約数ペア:

[(1, 40202578), (2, 20101289), (13, 3092506), (26, 1546253), (47, 855374), (94, 427687), (167, 240734), (197, 204074), (334, 120367), (394, 102037), (611, 65798), (1222, 32899), (2171, 18518), (2561, 15698), (4342, 9259), (5122, 7849)]