197913420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1099519}}^1$

素因数の和:1099534

約数の個数: 36

約数和(自身を含む): 600337920

約数和(自身を除く): 402424500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1099519, 2199038, 3298557, 4398076, 5497595, 6597114, 9895671, 10995190, 13194228, 16492785, 19791342, 21990380, 32985570, 39582684, 49478355, 65971140, 98956710, 197913420]

約数ペア:

[(1, 197913420), (2, 98956710), (3, 65971140), (4, 49478355), (5, 39582684), (6, 32985570), (9, 21990380), (10, 19791342), (12, 16492785), (15, 13194228), (18, 10995190), (20, 9895671), (30, 6597114), (36, 5497595), (45, 4398076), (60, 3298557), (90, 2199038), (180, 1099519)]