42230980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 97513920

約数和(自身を除く): 55282940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1381, 1390, 1529, 2762, 2780, 3058, 5524, 6116, 6905, 7645, 13810, 15191, 15290, 27620, 30382, 30580, 60764, 75955, 151910, 191959, 303820, 383918, 767836, 959795, 1919590, 2111549, 3839180, 4223098, 8446196, 10557745, 21115490, 42230980]

約数ペア:

[(1, 42230980), (2, 21115490), (4, 10557745), (5, 8446196), (10, 4223098), (11, 3839180), (20, 2111549), (22, 1919590), (44, 959795), (55, 767836), (110, 383918), (139, 303820), (220, 191959), (278, 151910), (556, 75955), (695, 60764), (1381, 30580), (1390, 30382), (1529, 27620), (2762, 15290), (2780, 15191), (3058, 13810), (5524, 7645), (6116, 6905)]