22126940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2339}}^1$

素因数の和:2402

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 29764900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2339, 2365, 4678, 4730, 9356, 9460, 11695, 23390, 25729, 46780, 51458, 100577, 102916, 128645, 201154, 257290, 402308, 502885, 514580, 1005770, 1106347, 2011540, 2212694, 4425388, 5531735, 11063470, 22126940]

約数ペア:

[(1, 22126940), (2, 11063470), (4, 5531735), (5, 4425388), (10, 2212694), (11, 2011540), (20, 1106347), (22, 1005770), (43, 514580), (44, 502885), (55, 402308), (86, 257290), (110, 201154), (172, 128645), (215, 102916), (220, 100577), (430, 51458), (473, 46780), (860, 25729), (946, 23390), (1892, 11695), (2339, 9460), (2365, 9356), (4678, 4730)]