9801440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5569}}^1$

素因数の和:5595

約数の個数: 48

約数和(自身を含む): 25265520

約数和(自身を除く): 15464080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 5569, 11138, 22276, 27845, 44552, 55690, 61259, 89104, 111380, 122518, 178208, 222760, 245036, 306295, 445520, 490072, 612590, 891040, 980144, 1225180, 1960288, 2450360, 4900720, 9801440]

約数ペア:

[(1, 9801440), (2, 4900720), (4, 2450360), (5, 1960288), (8, 1225180), (10, 980144), (11, 891040), (16, 612590), (20, 490072), (22, 445520), (32, 306295), (40, 245036), (44, 222760), (55, 178208), (80, 122518), (88, 111380), (110, 89104), (160, 61259), (176, 55690), (220, 44552), (352, 27845), (440, 22276), (880, 11138), (1760, 5569)]