30720654

素因数分解:

$2^1\times 3^3\times {\mathrm{397}}^1\times {\mathrm{1433}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 68487840

約数和(自身を除く): 37767186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 397, 794, 1191, 1433, 2382, 2866, 3573, 4299, 7146, 8598, 10719, 12897, 21438, 25794, 38691, 77382, 568901, 1137802, 1706703, 3413406, 5120109, 10240218, 15360327, 30720654]

約数ペア:

[(1, 30720654), (2, 15360327), (3, 10240218), (6, 5120109), (9, 3413406), (18, 1706703), (27, 1137802), (54, 568901), (397, 77382), (794, 38691), (1191, 25794), (1433, 21438), (2382, 12897), (2866, 10719), (3573, 8598), (4299, 7146)]