2183500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 48

約数和(自身を含む): 5215392

約数和(自身を除く): 3031892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 397, 500, 550, 794, 1100, 1375, 1588, 1985, 2750, 3970, 4367, 5500, 7940, 8734, 9925, 17468, 19850, 21835, 39700, 43670, 49625, 87340, 99250, 109175, 198500, 218350, 436700, 545875, 1091750, 2183500]

約数ペア:

[(1, 2183500), (2, 1091750), (4, 545875), (5, 436700), (10, 218350), (11, 198500), (20, 109175), (22, 99250), (25, 87340), (44, 49625), (50, 43670), (55, 39700), (100, 21835), (110, 19850), (125, 17468), (220, 9925), (250, 8734), (275, 7940), (397, 5500), (500, 4367), (550, 3970), (794, 2750), (1100, 1985), (1375, 1588)]