285702920

素因数分解:

$2^3\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{5869}}^1$

素因数の和:7097

約数の個数: 32

約数和(自身を含む): 643469400

約数和(自身を除く): 357766480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1217, 2434, 4868, 5869, 6085, 9736, 11738, 12170, 23476, 24340, 29345, 46952, 48680, 58690, 117380, 234760, 7142573, 14285146, 28570292, 35712865, 57140584, 71425730, 142851460, 285702920]

約数ペア:

[(1, 285702920), (2, 142851460), (4, 71425730), (5, 57140584), (8, 35712865), (10, 28570292), (20, 14285146), (40, 7142573), (1217, 234760), (2434, 117380), (4868, 58690), (5869, 48680), (6085, 46952), (9736, 29345), (11738, 24340), (12170, 23476)]