200263490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{408701}}^1$

素因数の和:408722

約数の個数: 24

約数和(自身を含む): 419328252

約数和(自身を除く): 219064762

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 408701, 817402, 2043505, 2860907, 4087010, 5721814, 14304535, 20026349, 28609070, 40052698, 100131745, 200263490]

約数ペア:

[(1, 200263490), (2, 100131745), (5, 40052698), (7, 28609070), (10, 20026349), (14, 14304535), (35, 5721814), (49, 4087010), (70, 2860907), (98, 2043505), (245, 817402), (490, 408701)]