1087555490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{20743}}^1$

素因数の和:20871

約数の個数: 48

約数和(自身を含む): 2298601152

約数和(自身を除く): 1211045662

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 107, 214, 245, 490, 535, 749, 1070, 1498, 3745, 5243, 7490, 10486, 20743, 26215, 41486, 52430, 103715, 145201, 207430, 290402, 726005, 1016407, 1452010, 2032814, 2219501, 4439002, 5082035, 10164070, 11097505, 15536507, 22195010, 31073014, 77682535, 108755549, 155365070, 217511098, 543777745, 1087555490]

約数ペア:

[(1, 1087555490), (2, 543777745), (5, 217511098), (7, 155365070), (10, 108755549), (14, 77682535), (35, 31073014), (49, 22195010), (70, 15536507), (98, 11097505), (107, 10164070), (214, 5082035), (245, 4439002), (490, 2219501), (535, 2032814), (749, 1452010), (1070, 1016407), (1498, 726005), (3745, 290402), (5243, 207430), (7490, 145201), (10486, 103715), (20743, 52430), (26215, 41486)]