28673220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28111}}^1$

素因数の和:28140

約数の個数: 48

約数和(自身を含む): 85010688

約数和(自身を除く): 56337468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 28111, 56222, 84333, 112444, 140555, 168666, 281110, 337332, 421665, 477887, 562220, 843330, 955774, 1433661, 1686660, 1911548, 2389435, 2867322, 4778870, 5734644, 7168305, 9557740, 14336610, 28673220]

約数ペア:

[(1, 28673220), (2, 14336610), (3, 9557740), (4, 7168305), (5, 5734644), (6, 4778870), (10, 2867322), (12, 2389435), (15, 1911548), (17, 1686660), (20, 1433661), (30, 955774), (34, 843330), (51, 562220), (60, 477887), (68, 421665), (85, 337332), (102, 281110), (170, 168666), (204, 140555), (255, 112444), (340, 84333), (510, 56222), (1020, 28111)]