18741529940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{7829}}^1\times {\mathrm{17099}}^1$

素因数の和:24944

約数の個数: 48

約数和(自身を含む): 44988048000

約数和(自身を除く): 26246518060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 7829, 15658, 17099, 31316, 34198, 39145, 54803, 68396, 78290, 85495, 109606, 119693, 156580, 170990, 219212, 239386, 274015, 341980, 478772, 548030, 598465, 1096060, 1196930, 2393860, 133868071, 267736142, 535472284, 669340355, 937076497, 1338680710, 1874152994, 2677361420, 3748305988, 4685382485, 9370764970, 18741529940]

約数ペア:

[(1, 18741529940), (2, 9370764970), (4, 4685382485), (5, 3748305988), (7, 2677361420), (10, 1874152994), (14, 1338680710), (20, 937076497), (28, 669340355), (35, 535472284), (70, 267736142), (140, 133868071), (7829, 2393860), (15658, 1196930), (17099, 1096060), (31316, 598465), (34198, 548030), (39145, 478772), (54803, 341980), (68396, 274015), (78290, 239386), (85495, 219212), (109606, 170990), (119693, 156580)]