1949409860

素因数分解:

$2^2\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{30431}}^1$

素因数の和:33643

約数の個数: 24

約数和(自身を含む): 4095173376

約数和(自身を除く): 2145763516

約数列:

[1, 2, 4, 5, 10, 20, 3203, 6406, 12812, 16015, 30431, 32030, 60862, 64060, 121724, 152155, 304310, 608620, 97470493, 194940986, 389881972, 487352465, 974704930, 1949409860]

約数ペア:

[(1, 1949409860), (2, 974704930), (4, 487352465), (5, 389881972), (10, 194940986), (20, 97470493), (3203, 608620), (6406, 304310), (12812, 152155), (16015, 121724), (30431, 64060), (32030, 60862)]