40055720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32303}}^1$

素因数の和:32345

約数の個数: 32

約数和(自身を含む): 93035520

約数和(自身を除く): 52979800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 32303, 64606, 129212, 161515, 258424, 323030, 646060, 1001393, 1292120, 2002786, 4005572, 5006965, 8011144, 10013930, 20027860, 40055720]

約数ペア:

[(1, 40055720), (2, 20027860), (4, 10013930), (5, 8011144), (8, 5006965), (10, 4005572), (20, 2002786), (31, 1292120), (40, 1001393), (62, 646060), (124, 323030), (155, 258424), (248, 161515), (310, 129212), (620, 64606), (1240, 32303)]