398342220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349423}}^1$

素因数の和:349454

約数の個数: 48

約数和(自身を含む): 1174064640

約数和(自身を除く): 775722420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 349423, 698846, 1048269, 1397692, 1747115, 2096538, 3494230, 4193076, 5241345, 6639037, 6988460, 10482690, 13278074, 19917111, 20965380, 26556148, 33195185, 39834222, 66390370, 79668444, 99585555, 132780740, 199171110, 398342220]

約数ペア:

[(1, 398342220), (2, 199171110), (3, 132780740), (4, 99585555), (5, 79668444), (6, 66390370), (10, 39834222), (12, 33195185), (15, 26556148), (19, 20965380), (20, 19917111), (30, 13278074), (38, 10482690), (57, 6988460), (60, 6639037), (76, 5241345), (95, 4193076), (114, 3494230), (190, 2096538), (228, 1747115), (285, 1397692), (380, 1048269), (570, 698846), (1140, 349423)]