248685420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4144757}}^1$

素因数の和:4144769

約数の個数: 24

約数和(自身を含む): 696319344

約数和(自身を除く): 447633924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4144757, 8289514, 12434271, 16579028, 20723785, 24868542, 41447570, 49737084, 62171355, 82895140, 124342710, 248685420]

約数ペア:

[(1, 248685420), (2, 124342710), (3, 82895140), (4, 62171355), (5, 49737084), (6, 41447570), (10, 24868542), (12, 20723785), (15, 16579028), (20, 12434271), (30, 8289514), (60, 4144757)]