188640280

素因数分解:

$2^3\times 5^1\times {\mathrm{4716007}}^1$

素因数の和:4716018

約数の個数: 16

約数和(自身を含む): 424440720

約数和(自身を除く): 235800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4716007, 9432014, 18864028, 23580035, 37728056, 47160070, 94320140, 188640280]

約数ペア:

[(1, 188640280), (2, 94320140), (4, 47160070), (5, 37728056), (8, 23580035), (10, 18864028), (20, 9432014), (40, 4716007)]