2788040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1483}}^1$

素因数の和:1541

約数の個数: 32

約数和(自身を含む): 6410880

約数和(自身を除く): 3622840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1483, 1880, 2966, 5932, 7415, 11864, 14830, 29660, 59320, 69701, 139402, 278804, 348505, 557608, 697010, 1394020, 2788040]

約数ペア:

[(1, 2788040), (2, 1394020), (4, 697010), (5, 557608), (8, 348505), (10, 278804), (20, 139402), (40, 69701), (47, 59320), (94, 29660), (188, 14830), (235, 11864), (376, 7415), (470, 5932), (940, 2966), (1483, 1880)]