20517570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{75991}}^1$

素因数の和:76007

約数の個数: 32

約数和(自身を含む): 54714240

約数和(自身を除く): 34196670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 75991, 151982, 227973, 379955, 455946, 683919, 759910, 1139865, 1367838, 2051757, 2279730, 3419595, 4103514, 6839190, 10258785, 20517570]

約数ペア:

[(1, 20517570), (2, 10258785), (3, 6839190), (5, 4103514), (6, 3419595), (9, 2279730), (10, 2051757), (15, 1367838), (18, 1139865), (27, 759910), (30, 683919), (45, 455946), (54, 379955), (90, 227973), (135, 151982), (270, 75991)]