670778890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1\times {\mathrm{977}}^1$

素因数の和:2022

約数の個数: 32

約数和(自身を含む): 1226928384

約数和(自身を除く): 556149494

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 967, 977, 1934, 1954, 4835, 4885, 9670, 9770, 68657, 69367, 137314, 138734, 343285, 346835, 686570, 693670, 944759, 1889518, 4723795, 9447590, 67077889, 134155778, 335389445, 670778890]

約数ペア:

[(1, 670778890), (2, 335389445), (5, 134155778), (10, 67077889), (71, 9447590), (142, 4723795), (355, 1889518), (710, 944759), (967, 693670), (977, 686570), (1934, 346835), (1954, 343285), (4835, 138734), (4885, 137314), (9670, 69367), (9770, 68657)]