20341147420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2150227}}^1$

素因数の和:2150290

約数の個数: 48

約数和(自身を含む): 47683456128

約数和(自身を除く): 27342308708

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9460, 2150227, 4300454, 8600908, 10751135, 21502270, 23652497, 43004540, 47304994, 92459761, 94609988, 118262485, 184919522, 236524970, 369839044, 462298805, 473049940, 924597610, 1017057371, 1849195220, 2034114742, 4068229484, 5085286855, 10170573710, 20341147420]

約数ペア:

[(1, 20341147420), (2, 10170573710), (4, 5085286855), (5, 4068229484), (10, 2034114742), (11, 1849195220), (20, 1017057371), (22, 924597610), (43, 473049940), (44, 462298805), (55, 369839044), (86, 236524970), (110, 184919522), (172, 118262485), (215, 94609988), (220, 92459761), (430, 47304994), (473, 43004540), (860, 23652497), (946, 21502270), (1892, 10751135), (2365, 8600908), (4730, 4300454), (9460, 2150227)]