18668820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10037}}^1$

素因数の和:10080

約数の個数: 48

約数和(自身を含む): 53964288

約数和(自身を除く): 35295468

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, 10037, 20074, 30111, 40148, 50185, 60222, 100370, 120444, 150555, 200740, 301110, 311147, 602220, 622294, 933441, 1244588, 1555735, 1866882, 3111470, 3733764, 4667205, 6222940, 9334410, 18668820]

約数ペア:

[(1, 18668820), (2, 9334410), (3, 6222940), (4, 4667205), (5, 3733764), (6, 3111470), (10, 1866882), (12, 1555735), (15, 1244588), (20, 933441), (30, 622294), (31, 602220), (60, 311147), (62, 301110), (93, 200740), (124, 150555), (155, 120444), (186, 100370), (310, 60222), (372, 50185), (465, 40148), (620, 30111), (930, 20074), (1860, 10037)]