1293420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21557}}^1$

素因数の和:21569

約数の個数: 24

約数和(自身を含む): 3621744

約数和(自身を除く): 2328324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21557, 43114, 64671, 86228, 107785, 129342, 215570, 258684, 323355, 431140, 646710, 1293420]

約数ペア:

[(1, 1293420), (2, 646710), (3, 431140), (4, 323355), (5, 258684), (6, 215570), (10, 129342), (12, 107785), (15, 86228), (20, 64671), (30, 43114), (60, 21557)]