98430760

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1999}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 221760000

約数和(自身を除く): 123329240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 1999, 2462, 3998, 4924, 6155, 7996, 9848, 9995, 12310, 15992, 19990, 24620, 39980, 49240, 79960, 2460769, 4921538, 9843076, 12303845, 19686152, 24607690, 49215380, 98430760]

約数ペア:

[(1, 98430760), (2, 49215380), (4, 24607690), (5, 19686152), (8, 12303845), (10, 9843076), (20, 4921538), (40, 2460769), (1231, 79960), (1999, 49240), (2462, 39980), (3998, 24620), (4924, 19990), (6155, 15992), (7996, 12310), (9848, 9995)]