28244140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83071}}^1$

素因数の和:83097

約数の個数: 24

約数和(自身を含む): 62802432

約数和(自身を除く): 34558292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83071, 166142, 332284, 415355, 830710, 1412207, 1661420, 2824414, 5648828, 7061035, 14122070, 28244140]

約数ペア:

[(1, 28244140), (2, 14122070), (4, 7061035), (5, 5648828), (10, 2824414), (17, 1661420), (20, 1412207), (34, 830710), (68, 415355), (85, 332284), (170, 166142), (340, 83071)]