19941780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{6271}}^1$

素因数の和:6336

約数の個数: 48

約数和(自身を含む): 56899584

約数和(自身を除く): 36957804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 6271, 12542, 18813, 25084, 31355, 37626, 62710, 75252, 94065, 125420, 188130, 332363, 376260, 664726, 997089, 1329452, 1661815, 1994178, 3323630, 3988356, 4985445, 6647260, 9970890, 19941780]

約数ペア:

[(1, 19941780), (2, 9970890), (3, 6647260), (4, 4985445), (5, 3988356), (6, 3323630), (10, 1994178), (12, 1661815), (15, 1329452), (20, 997089), (30, 664726), (53, 376260), (60, 332363), (106, 188130), (159, 125420), (212, 94065), (265, 75252), (318, 62710), (530, 37626), (636, 31355), (795, 25084), (1060, 18813), (1590, 12542), (3180, 6271)]