5116040

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1619}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 11664000

約数和(自身を除く): 6547960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 1619, 3160, 3238, 6476, 8095, 12952, 16190, 32380, 64760, 127901, 255802, 511604, 639505, 1023208, 1279010, 2558020, 5116040]

約数ペア:

[(1, 5116040), (2, 2558020), (4, 1279010), (5, 1023208), (8, 639505), (10, 511604), (20, 255802), (40, 127901), (79, 64760), (158, 32380), (316, 16190), (395, 12952), (632, 8095), (790, 6476), (1580, 3238), (1619, 3160)]