30287860

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{6791}}^1$

素因数の和:7023

約数の個数: 24

約数和(自身を含む): 63899136

約数和(自身を除く): 33611276

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 6791, 13582, 27164, 33955, 67910, 135820, 1514393, 3028786, 6057572, 7571965, 15143930, 30287860]

約数ペア:

[(1, 30287860), (2, 15143930), (4, 7571965), (5, 6057572), (10, 3028786), (20, 1514393), (223, 135820), (446, 67910), (892, 33955), (1115, 27164), (2230, 13582), (4460, 6791)]