201730904720

素因数分解:

$2^4\times 5^1\times {\mathrm{2521636309}}^1$

素因数の和:2521636322

約数の個数: 20

約数和(自身を含む): 469024353660

約数和(自身を除く): 267293448940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2521636309, 5043272618, 10086545236, 12608181545, 20173090472, 25216363090, 40346180944, 50432726180, 100865452360, 201730904720]

約数ペア:

[(1, 201730904720), (2, 100865452360), (4, 50432726180), (5, 40346180944), (8, 25216363090), (10, 20173090472), (16, 12608181545), (20, 10086545236), (40, 5043272618), (80, 2521636309)]