254698520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{59509}}^1$

素因数の和:59627

約数の個数: 32

約数和(自身を含む): 578437200

約数和(自身を除く): 323738680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 59509, 119018, 238036, 297545, 476072, 595090, 1190180, 2380360, 6367463, 12734926, 25469852, 31837315, 50939704, 63674630, 127349260, 254698520]

約数ペア:

[(1, 254698520), (2, 127349260), (4, 63674630), (5, 50939704), (8, 31837315), (10, 25469852), (20, 12734926), (40, 6367463), (107, 2380360), (214, 1190180), (428, 595090), (535, 476072), (856, 297545), (1070, 238036), (2140, 119018), (4280, 59509)]