40905868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 78369984

約数和(自身を除く): 37464116

約数列:

[1, 2, 4, 23, 37, 46, 61, 74, 92, 122, 148, 197, 244, 394, 788, 851, 1403, 1702, 2257, 2806, 3404, 4514, 4531, 5612, 7289, 9028, 9062, 12017, 14578, 18124, 24034, 29156, 48068, 51911, 103822, 167647, 207644, 276391, 335294, 444629, 552782, 670588, 889258, 1105564, 1778516, 10226467, 20452934, 40905868]

約数ペア:

[(1, 40905868), (2, 20452934), (4, 10226467), (23, 1778516), (37, 1105564), (46, 889258), (61, 670588), (74, 552782), (92, 444629), (122, 335294), (148, 276391), (197, 207644), (244, 167647), (394, 103822), (788, 51911), (851, 48068), (1403, 29156), (1702, 24034), (2257, 18124), (2806, 14578), (3404, 12017), (4514, 9062), (4531, 9028), (5612, 7289)]