394739570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 766402560

約数和(自身を除く): 371662990

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 167, 215, 230, 239, 334, 430, 478, 835, 989, 1195, 1670, 1978, 2390, 3841, 4945, 5497, 7181, 7682, 9890, 10277, 10994, 14362, 19205, 20554, 27485, 35905, 38410, 39913, 51385, 54970, 71810, 79826, 102770, 165163, 199565, 236371, 330326, 399130, 472742, 825815, 917999, 1181855, 1651630, 1716259, 1835998, 2363710, 3432518, 4589995, 8581295, 9179990, 17162590, 39473957, 78947914, 197369785, 394739570]

約数ペア:

[(1, 394739570), (2, 197369785), (5, 78947914), (10, 39473957), (23, 17162590), (43, 9179990), (46, 8581295), (86, 4589995), (115, 3432518), (167, 2363710), (215, 1835998), (230, 1716259), (239, 1651630), (334, 1181855), (430, 917999), (478, 825815), (835, 472742), (989, 399130), (1195, 330326), (1670, 236371), (1978, 199565), (2390, 165163), (3841, 102770), (4945, 79826), (5497, 71810), (7181, 54970), (7682, 51385), (9890, 39913), (10277, 38410), (10994, 35905), (14362, 27485), (19205, 20554)]