2019776840

素因数分解:

$2^3\times 5^1\times {\mathrm{1733}}^1\times {\mathrm{29137}}^1$

素因数の和:30881

約数の個数: 32

約数和(自身を含む): 4547276280

約数和(自身を除く): 2527499440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1733, 3466, 6932, 8665, 13864, 17330, 29137, 34660, 58274, 69320, 116548, 145685, 233096, 291370, 582740, 1165480, 50494421, 100988842, 201977684, 252472105, 403955368, 504944210, 1009888420, 2019776840]

約数ペア:

[(1, 2019776840), (2, 1009888420), (4, 504944210), (5, 403955368), (8, 252472105), (10, 201977684), (20, 100988842), (40, 50494421), (1733, 1165480), (3466, 582740), (6932, 291370), (8665, 233096), (13864, 145685), (17330, 116548), (29137, 69320), (34660, 58274)]