15553610320

素因数分解:

$2^4\times 5^1\times {\mathrm{194420129}}^1$

素因数の和:194420142

約数の個数: 20

約数和(自身を含む): 36162144180

約数和(自身を除く): 20608533860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 194420129, 388840258, 777680516, 972100645, 1555361032, 1944201290, 3110722064, 3888402580, 7776805160, 15553610320]

約数ペア:

[(1, 15553610320), (2, 7776805160), (4, 3888402580), (5, 3110722064), (8, 1944201290), (10, 1555361032), (16, 972100645), (20, 777680516), (40, 388840258), (80, 194420129)]