131109320

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{69739}}^1$

素因数の和:69797

約数の個数: 32

約数和(自身を含む): 301276800

約数和(自身を除く): 170167480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 69739, 139478, 278956, 348695, 557912, 697390, 1394780, 2789560, 3277733, 6555466, 13110932, 16388665, 26221864, 32777330, 65554660, 131109320]

約数ペア:

[(1, 131109320), (2, 65554660), (4, 32777330), (5, 26221864), (8, 16388665), (10, 13110932), (20, 6555466), (40, 3277733), (47, 2789560), (94, 1394780), (188, 697390), (235, 557912), (376, 348695), (470, 278956), (940, 139478), (1880, 69739)]