40450940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{719}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 88905600

約数和(自身を除く): 48454660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 719, 970, 1438, 1940, 2813, 2876, 3595, 5626, 7190, 11252, 14065, 14380, 20851, 28130, 41702, 56260, 69743, 83404, 104255, 139486, 208510, 278972, 348715, 417020, 697430, 1394860, 2022547, 4045094, 8090188, 10112735, 20225470, 40450940]

約数ペア:

[(1, 40450940), (2, 20225470), (4, 10112735), (5, 8090188), (10, 4045094), (20, 2022547), (29, 1394860), (58, 697430), (97, 417020), (116, 348715), (145, 278972), (194, 208510), (290, 139486), (388, 104255), (485, 83404), (580, 69743), (719, 56260), (970, 41702), (1438, 28130), (1940, 20851), (2813, 14380), (2876, 14065), (3595, 11252), (5626, 7190)]