15320820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8237}}^1$

素因数の和:8280

約数の個数: 48

約数和(自身を含む): 44287488

約数和(自身を除く): 28966668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 8237, 16474, 24711, 32948, 41185, 49422, 82370, 98844, 123555, 164740, 247110, 255347, 494220, 510694, 766041, 1021388, 1276735, 1532082, 2553470, 3064164, 3830205, 5106940, 7660410, 15320820]

約数ペア:

[(1, 15320820), (2, 7660410), (3, 5106940), (4, 3830205), (5, 3064164), (6, 2553470), (10, 1532082), (12, 1276735), (15, 1021388), (20, 766041), (30, 510694), (31, 494220), (60, 255347), (62, 247110), (93, 164740), (124, 123555), (155, 98844), (186, 82370), (310, 49422), (372, 41185), (465, 32948), (620, 24711), (930, 16474), (1860, 8237)]