2064370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{383}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 4727808

約数和(自身を除く): 2663438

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 383, 385, 490, 539, 766, 770, 1078, 1915, 2681, 2695, 3830, 4213, 5362, 5390, 8426, 13405, 18767, 21065, 26810, 29491, 37534, 42130, 58982, 93835, 147455, 187670, 206437, 294910, 412874, 1032185, 2064370]

約数ペア:

[(1, 2064370), (2, 1032185), (5, 412874), (7, 294910), (10, 206437), (11, 187670), (14, 147455), (22, 93835), (35, 58982), (49, 42130), (55, 37534), (70, 29491), (77, 26810), (98, 21065), (110, 18767), (154, 13405), (245, 8426), (383, 5390), (385, 5362), (490, 4213), (539, 3830), (766, 2695), (770, 2681), (1078, 1915)]