20363320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13759}}^1$

素因数の和:13807

約数の個数: 32

約数和(自身を含む): 47059200

約数和(自身を除く): 26695880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13759, 27518, 55036, 68795, 110072, 137590, 275180, 509083, 550360, 1018166, 2036332, 2545415, 4072664, 5090830, 10181660, 20363320]

約数ペア:

[(1, 20363320), (2, 10181660), (4, 5090830), (5, 4072664), (8, 2545415), (10, 2036332), (20, 1018166), (37, 550360), (40, 509083), (74, 275180), (148, 137590), (185, 110072), (296, 68795), (370, 55036), (740, 27518), (1480, 13759)]