87957380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{628267}}^1$

素因数の和:628283

約数の個数: 24

約数和(自身を含む): 211098048

約数和(自身を除く): 123140668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 628267, 1256534, 2513068, 3141335, 4397869, 6282670, 8795738, 12565340, 17591476, 21989345, 43978690, 87957380]

約数ペア:

[(1, 87957380), (2, 43978690), (4, 21989345), (5, 17591476), (7, 12565340), (10, 8795738), (14, 6282670), (20, 4397869), (28, 3141335), (35, 2513068), (70, 1256534), (140, 628267)]