28486140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{474769}}^1$

素因数の和:474781

約数の個数: 24

約数和(自身を含む): 79761360

約数和(自身を除く): 51275220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 474769, 949538, 1424307, 1899076, 2373845, 2848614, 4747690, 5697228, 7121535, 9495380, 14243070, 28486140]

約数ペア:

[(1, 28486140), (2, 14243070), (3, 9495380), (4, 7121535), (5, 5697228), (6, 4747690), (10, 2848614), (12, 2373845), (15, 1899076), (20, 1424307), (30, 949538), (60, 474769)]