217874080

素因数分解:

$2^5\times 5^1\times {\mathrm{1361713}}^1$

素因数の和:1361728

約数の個数: 24

約数和(自身を含む): 514727892

約数和(自身を除く): 296853812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1361713, 2723426, 5446852, 6808565, 10893704, 13617130, 21787408, 27234260, 43574816, 54468520, 108937040, 217874080]

約数ペア:

[(1, 217874080), (2, 108937040), (4, 54468520), (5, 43574816), (8, 27234260), (10, 21787408), (16, 13617130), (20, 10893704), (32, 6808565), (40, 5446852), (80, 2723426), (160, 1361713)]