61628420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{440203}}^1$

素因数の和:440219

約数の個数: 24

約数和(自身を含む): 147908544

約数和(自身を除く): 86280124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 440203, 880406, 1760812, 2201015, 3081421, 4402030, 6162842, 8804060, 12325684, 15407105, 30814210, 61628420]

約数ペア:

[(1, 61628420), (2, 30814210), (4, 15407105), (5, 12325684), (7, 8804060), (10, 6162842), (14, 4402030), (20, 3081421), (28, 2201015), (35, 1760812), (70, 880406), (140, 440203)]