61285420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{437753}}^1$

素因数の和:437769

約数の個数: 24

約数和(自身を含む): 147085344

約数和(自身を除く): 85799924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 437753, 875506, 1751012, 2188765, 3064271, 4377530, 6128542, 8755060, 12257084, 15321355, 30642710, 61285420]

約数ペア:

[(1, 61285420), (2, 30642710), (4, 15321355), (5, 12257084), (7, 8755060), (10, 6128542), (14, 4377530), (20, 3064271), (28, 2188765), (35, 1751012), (70, 875506), (140, 437753)]