28002340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 33284060

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 79, 148, 158, 185, 316, 370, 395, 479, 740, 790, 958, 1580, 1916, 2395, 2923, 4790, 5846, 9580, 11692, 14615, 17723, 29230, 35446, 37841, 58460, 70892, 75682, 88615, 151364, 177230, 189205, 354460, 378410, 756820, 1400117, 2800234, 5600468, 7000585, 14001170, 28002340]

約数ペア:

[(1, 28002340), (2, 14001170), (4, 7000585), (5, 5600468), (10, 2800234), (20, 1400117), (37, 756820), (74, 378410), (79, 354460), (148, 189205), (158, 177230), (185, 151364), (316, 88615), (370, 75682), (395, 70892), (479, 58460), (740, 37841), (790, 35446), (958, 29230), (1580, 17723), (1916, 14615), (2395, 11692), (2923, 9580), (4790, 5846)]