12291420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{204857}}^1$

素因数の和:204869

約数の個数: 24

約数和(自身を含む): 34416144

約数和(自身を除く): 22124724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 204857, 409714, 614571, 819428, 1024285, 1229142, 2048570, 2458284, 3072855, 4097140, 6145710, 12291420]

約数ペア:

[(1, 12291420), (2, 6145710), (3, 4097140), (4, 3072855), (5, 2458284), (6, 2048570), (10, 1229142), (12, 1024285), (15, 819428), (20, 614571), (30, 409714), (60, 204857)]