20292460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{593}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 44906400

約数和(自身を除く): 24613940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 580, 590, 593, 1180, 1186, 1711, 2372, 2965, 3422, 5930, 6844, 8555, 11860, 17110, 17197, 34220, 34394, 34987, 68788, 69974, 85985, 139948, 171970, 174935, 343940, 349870, 699740, 1014623, 2029246, 4058492, 5073115, 10146230, 20292460]

約数ペア:

[(1, 20292460), (2, 10146230), (4, 5073115), (5, 4058492), (10, 2029246), (20, 1014623), (29, 699740), (58, 349870), (59, 343940), (116, 174935), (118, 171970), (145, 139948), (236, 85985), (290, 69974), (295, 68788), (580, 34987), (590, 34394), (593, 34220), (1180, 17197), (1186, 17110), (1711, 11860), (2372, 8555), (2965, 6844), (3422, 5930)]