1720600020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{9558889}}^1$

素因数の和:9558904

約数の個数: 36

約数和(自身を含む): 5219153940

約数和(自身を除く): 3498553920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 9558889, 19117778, 28676667, 38235556, 47794445, 57353334, 86030001, 95588890, 114706668, 143383335, 172060002, 191177780, 286766670, 344120004, 430150005, 573533340, 860300010, 1720600020]

約数ペア:

[(1, 1720600020), (2, 860300010), (3, 573533340), (4, 430150005), (5, 344120004), (6, 286766670), (9, 191177780), (10, 172060002), (12, 143383335), (15, 114706668), (18, 95588890), (20, 86030001), (30, 57353334), (36, 47794445), (45, 38235556), (60, 28676667), (90, 19117778), (180, 9558889)]