1900401560

素因数分解:

$2^3\times 5^1\times {\mathrm{12037}}^1\times {\mathrm{3947}}^1$

素因数の和:15995

約数の個数: 32

約数和(自身を含む): 4277342160

約数和(自身を除く): 2376940600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3947, 7894, 12037, 15788, 19735, 24074, 31576, 39470, 48148, 60185, 78940, 96296, 120370, 157880, 240740, 481480, 47510039, 95020078, 190040156, 237550195, 380080312, 475100390, 950200780, 1900401560]

約数ペア:

[(1, 1900401560), (2, 950200780), (4, 475100390), (5, 380080312), (8, 237550195), (10, 190040156), (20, 95020078), (40, 47510039), (3947, 481480), (7894, 240740), (12037, 157880), (15788, 120370), (19735, 96296), (24074, 78940), (31576, 60185), (39470, 48148)]