40721446

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 67132800

約数和(自身を除く): 26411354

約数列:

[1, 2, 19, 38, 41, 59, 82, 118, 443, 779, 886, 1121, 1558, 2242, 2419, 4838, 8417, 16834, 18163, 26137, 36326, 45961, 52274, 91922, 345097, 496603, 690194, 993206, 1071617, 2143234, 20360723, 40721446]

約数ペア:

[(1, 40721446), (2, 20360723), (19, 2143234), (38, 1071617), (41, 993206), (59, 690194), (82, 496603), (118, 345097), (443, 91922), (779, 52274), (886, 45961), (1121, 36326), (1558, 26137), (2242, 18163), (2419, 16834), (4838, 8417)]