8124040

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2447}}^1$

素因数の和:2541

約数の個数: 32

約数和(自身を含む): 18506880

約数和(自身を除く): 10382840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 2447, 3320, 4894, 9788, 12235, 19576, 24470, 48940, 97880, 203101, 406202, 812404, 1015505, 1624808, 2031010, 4062020, 8124040]

約数ペア:

[(1, 8124040), (2, 4062020), (4, 2031010), (5, 1624808), (8, 1015505), (10, 812404), (20, 406202), (40, 203101), (83, 97880), (166, 48940), (332, 24470), (415, 19576), (664, 12235), (830, 9788), (1660, 4894), (2447, 3320)]