2008239890

素因数分解:

$2^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{739}}^1\times {\mathrm{821}}^1$

素因数の和:1898

約数の個数: 32

約数和(自身を含む): 3635081280

約数和(自身を除く): 1626841390

約数列:

[1, 2, 5, 10, 331, 662, 739, 821, 1478, 1642, 1655, 3310, 3695, 4105, 7390, 8210, 244609, 271751, 489218, 543502, 606719, 1213438, 1223045, 1358755, 2446090, 2717510, 3033595, 6067190, 200823989, 401647978, 1004119945, 2008239890]

約数ペア:

[(1, 2008239890), (2, 1004119945), (5, 401647978), (10, 200823989), (331, 6067190), (662, 3033595), (739, 2717510), (821, 2446090), (1478, 1358755), (1642, 1223045), (1655, 1213438), (3310, 606719), (3695, 543502), (4105, 489218), (7390, 271751), (8210, 244609)]