16005320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3541}}^1$

素因数の和:3665

約数の個数: 32

約数和(自身を含む): 36340920

約数和(自身を除く): 20335600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 3541, 4520, 7082, 14164, 17705, 28328, 35410, 70820, 141640, 400133, 800266, 1600532, 2000665, 3201064, 4001330, 8002660, 16005320]

約数ペア:

[(1, 16005320), (2, 8002660), (4, 4001330), (5, 3201064), (8, 2000665), (10, 1600532), (20, 800266), (40, 400133), (113, 141640), (226, 70820), (452, 35410), (565, 28328), (904, 17705), (1130, 14164), (2260, 7082), (3541, 4520)]