56814860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 121927680

約数和(自身を除く): 65112820

約数列:

[1, 2, 4, 5, 10, 20, 107, 139, 191, 214, 278, 382, 428, 535, 556, 695, 764, 955, 1070, 1390, 1910, 2140, 2780, 3820, 14873, 20437, 26549, 29746, 40874, 53098, 59492, 74365, 81748, 102185, 106196, 132745, 148730, 204370, 265490, 297460, 408740, 530980, 2840743, 5681486, 11362972, 14203715, 28407430, 56814860]

約数ペア:

[(1, 56814860), (2, 28407430), (4, 14203715), (5, 11362972), (10, 5681486), (20, 2840743), (107, 530980), (139, 408740), (191, 297460), (214, 265490), (278, 204370), (382, 148730), (428, 132745), (535, 106196), (556, 102185), (695, 81748), (764, 74365), (955, 59492), (1070, 53098), (1390, 40874), (1910, 29746), (2140, 26549), (2780, 20437), (3820, 14873)]