28035980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{200257}}^1$

素因数の和:200273

約数の個数: 24

約数和(自身を含む): 67286688

約数和(自身を除く): 39250708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 200257, 400514, 801028, 1001285, 1401799, 2002570, 2803598, 4005140, 5607196, 7008995, 14017990, 28035980]

約数ペア:

[(1, 28035980), (2, 14017990), (4, 7008995), (5, 5607196), (7, 4005140), (10, 2803598), (14, 2002570), (20, 1401799), (28, 1001285), (35, 801028), (70, 400514), (140, 200257)]