430590820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2065

約数の個数: 96

約数和(自身を含む): 1053803520

約数和(自身を除く): 623212700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 43, 44, 46, 55, 86, 92, 110, 115, 172, 215, 220, 230, 253, 430, 460, 473, 506, 860, 946, 989, 1012, 1265, 1892, 1978, 1979, 2365, 2530, 3956, 3958, 4730, 4945, 5060, 7916, 9460, 9890, 9895, 10879, 19780, 19790, 21758, 21769, 39580, 43516, 43538, 45517, 54395, 85097, 87076, 91034, 108790, 108845, 170194, 182068, 217580, 217690, 227585, 340388, 425485, 435380, 455170, 500687, 850970, 910340, 936067, 1001374, 1701940, 1872134, 1957231, 2002748, 2503435, 3744268, 3914462, 4680335, 5006870, 7828924, 9360670, 9786155, 10013740, 18721340, 19572310, 21529541, 39144620, 43059082, 86118164, 107647705, 215295410, 430590820]

約数ペア:

[(1, 430590820), (2, 215295410), (4, 107647705), (5, 86118164), (10, 43059082), (11, 39144620), (20, 21529541), (22, 19572310), (23, 18721340), (43, 10013740), (44, 9786155), (46, 9360670), (55, 7828924), (86, 5006870), (92, 4680335), (110, 3914462), (115, 3744268), (172, 2503435), (215, 2002748), (220, 1957231), (230, 1872134), (253, 1701940), (430, 1001374), (460, 936067), (473, 910340), (506, 850970), (860, 500687), (946, 455170), (989, 435380), (1012, 425485), (1265, 340388), (1892, 227585), (1978, 217690), (1979, 217580), (2365, 182068), (2530, 170194), (3956, 108845), (3958, 108790), (4730, 91034), (4945, 87076), (5060, 85097), (7916, 54395), (9460, 45517), (9890, 43538), (9895, 43516), (10879, 39580), (19780, 21769), (19790, 21758)]