1390804980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23180083}}^1$

素因数の和:23180095

約数の個数: 24

約数和(自身を含む): 3894254112

約数和(自身を除く): 2503449132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 23180083, 46360166, 69540249, 92720332, 115900415, 139080498, 231800830, 278160996, 347701245, 463601660, 695402490, 1390804980]

約数ペア:

[(1, 1390804980), (2, 695402490), (3, 463601660), (4, 347701245), (5, 278160996), (6, 231800830), (10, 139080498), (12, 115900415), (15, 92720332), (20, 69540249), (30, 46360166), (60, 23180083)]