320236420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{2267}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 769668480

約数和(自身を除く): 449432060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1009, 2018, 2267, 4036, 4534, 5045, 7063, 9068, 10090, 11335, 14126, 15869, 20180, 22670, 28252, 31738, 35315, 45340, 63476, 70630, 79345, 141260, 158690, 317380, 2287403, 4574806, 9149612, 11437015, 16011821, 22874030, 32023642, 45748060, 64047284, 80059105, 160118210, 320236420]

約数ペア:

[(1, 320236420), (2, 160118210), (4, 80059105), (5, 64047284), (7, 45748060), (10, 32023642), (14, 22874030), (20, 16011821), (28, 11437015), (35, 9149612), (70, 4574806), (140, 2287403), (1009, 317380), (2018, 158690), (2267, 141260), (4036, 79345), (4534, 70630), (5045, 63476), (7063, 45340), (9068, 35315), (10090, 31738), (11335, 28252), (14126, 22670), (15869, 20180)]