6291140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 13923840

約数和(自身を除く): 7632700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 139, 146, 155, 278, 292, 310, 365, 556, 620, 695, 730, 1390, 1460, 2263, 2780, 4309, 4526, 8618, 9052, 10147, 11315, 17236, 20294, 21545, 22630, 40588, 43090, 45260, 50735, 86180, 101470, 202940, 314557, 629114, 1258228, 1572785, 3145570, 6291140]

約数ペア:

[(1, 6291140), (2, 3145570), (4, 1572785), (5, 1258228), (10, 629114), (20, 314557), (31, 202940), (62, 101470), (73, 86180), (124, 50735), (139, 45260), (146, 43090), (155, 40588), (278, 22630), (292, 21545), (310, 20294), (365, 17236), (556, 11315), (620, 10147), (695, 9052), (730, 8618), (1390, 4526), (1460, 4309), (2263, 2780)]