306407440

素因数分解:

$2^4\times 5^1\times {\mathrm{3830093}}^1$

素因数の和:3830106

約数の個数: 20

約数和(自身を含む): 712397484

約数和(自身を除く): 405990044

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3830093, 7660186, 15320372, 19150465, 30640744, 38300930, 61281488, 76601860, 153203720, 306407440]

約数ペア:

[(1, 306407440), (2, 153203720), (4, 76601860), (5, 61281488), (8, 38300930), (10, 30640744), (16, 19150465), (20, 15320372), (40, 7660186), (80, 3830093)]