4000000352

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{6361}}^1$

素因数の和:6871

約数の個数: 48

約数和(自身を含む): 8077042512

約数和(自身を除く): 4077042160

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 457, 688, 914, 1376, 1828, 3656, 6361, 7312, 12722, 14624, 19651, 25444, 39302, 50888, 78604, 101776, 157208, 203552, 273523, 314416, 547046, 628832, 1094092, 2188184, 2906977, 4376368, 5813954, 8752736, 11627908, 23255816, 46511632, 93023264, 125000011, 250000022, 500000044, 1000000088, 2000000176, 4000000352]

約数ペア:

[(1, 4000000352), (2, 2000000176), (4, 1000000088), (8, 500000044), (16, 250000022), (32, 125000011), (43, 93023264), (86, 46511632), (172, 23255816), (344, 11627908), (457, 8752736), (688, 5813954), (914, 4376368), (1376, 2906977), (1828, 2188184), (3656, 1094092), (6361, 628832), (7312, 547046), (12722, 314416), (14624, 273523), (19651, 203552), (25444, 157208), (39302, 101776), (50888, 78604)]