4106980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 9137520

約数和(自身を除く): 5030540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 97, 116, 145, 146, 194, 290, 292, 365, 388, 485, 580, 730, 970, 1460, 1940, 2117, 2813, 4234, 5626, 7081, 8468, 10585, 11252, 14065, 14162, 21170, 28130, 28324, 35405, 42340, 56260, 70810, 141620, 205349, 410698, 821396, 1026745, 2053490, 4106980]

約数ペア:

[(1, 4106980), (2, 2053490), (4, 1026745), (5, 821396), (10, 410698), (20, 205349), (29, 141620), (58, 70810), (73, 56260), (97, 42340), (116, 35405), (145, 28324), (146, 28130), (194, 21170), (290, 14162), (292, 14065), (365, 11252), (388, 10585), (485, 8468), (580, 7081), (730, 5626), (970, 4234), (1460, 2813), (1940, 2117)]