48519340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 106122240

約数和(自身を除く): 57602900

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 563, 620, 695, 1126, 1390, 2252, 2780, 2815, 4309, 5630, 8618, 11260, 17236, 17453, 21545, 34906, 43090, 69812, 78257, 86180, 87265, 156514, 174530, 313028, 349060, 391285, 782570, 1565140, 2425967, 4851934, 9703868, 12129835, 24259670, 48519340]

約数ペア:

[(1, 48519340), (2, 24259670), (4, 12129835), (5, 9703868), (10, 4851934), (20, 2425967), (31, 1565140), (62, 782570), (124, 391285), (139, 349060), (155, 313028), (278, 174530), (310, 156514), (556, 87265), (563, 86180), (620, 78257), (695, 69812), (1126, 43090), (1390, 34906), (2252, 21545), (2780, 17453), (2815, 17236), (4309, 11260), (5630, 8618)]