40474180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2477}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 91586880

約数和(自身を除く): 51112700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 2477, 3268, 4085, 4954, 8170, 9908, 12385, 16340, 24770, 47063, 49540, 94126, 106511, 188252, 213022, 235315, 426044, 470630, 532555, 941260, 1065110, 2023709, 2130220, 4047418, 8094836, 10118545, 20237090, 40474180]

約数ペア:

[(1, 40474180), (2, 20237090), (4, 10118545), (5, 8094836), (10, 4047418), (19, 2130220), (20, 2023709), (38, 1065110), (43, 941260), (76, 532555), (86, 470630), (95, 426044), (172, 235315), (190, 213022), (215, 188252), (380, 106511), (430, 94126), (817, 49540), (860, 47063), (1634, 24770), (2477, 16340), (3268, 12385), (4085, 9908), (4954, 8170)]