26389675220

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{739}}^1\times {\mathrm{3907}}^1$

素因数の和:5112

約数の個数: 48

約数和(自身を含む): 55628973120

約数和(自身を除く): 29239297900

約数列:

[1, 2, 4, 5, 10, 20, 457, 739, 914, 1478, 1828, 2285, 2956, 3695, 3907, 4570, 7390, 7814, 9140, 14780, 15628, 19535, 39070, 78140, 337723, 675446, 1350892, 1688615, 1785499, 2887273, 3377230, 3570998, 5774546, 6754460, 7141996, 8927495, 11549092, 14436365, 17854990, 28872730, 35709980, 57745460, 1319483761, 2638967522, 5277935044, 6597418805, 13194837610, 26389675220]

約数ペア:

[(1, 26389675220), (2, 13194837610), (4, 6597418805), (5, 5277935044), (10, 2638967522), (20, 1319483761), (457, 57745460), (739, 35709980), (914, 28872730), (1478, 17854990), (1828, 14436365), (2285, 11549092), (2956, 8927495), (3695, 7141996), (3907, 6754460), (4570, 5774546), (7390, 3570998), (7814, 3377230), (9140, 2887273), (14780, 1785499), (15628, 1688615), (19535, 1350892), (39070, 675446), (78140, 337723)]