291487970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{29473}}^1$

素因数の和:29546

約数の個数: 32

約数和(自身を含む): 560241792

約数和(自身を除く): 268753822

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 29473, 58946, 147365, 294730, 677879, 1267339, 1355758, 2534678, 3389395, 6336695, 6778790, 12673390, 29148797, 58297594, 145743985, 291487970]

約数ペア:

[(1, 291487970), (2, 145743985), (5, 58297594), (10, 29148797), (23, 12673390), (43, 6778790), (46, 6336695), (86, 3389395), (115, 2534678), (215, 1355758), (230, 1267339), (430, 677879), (989, 294730), (1978, 147365), (4945, 58946), (9890, 29473)]