126993580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39439}}^1$

素因数の和:39478

約数の個数: 48

約数和(自身を含む): 318044160

約数和(自身を除く): 191050580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 39439, 78878, 157756, 197195, 276073, 394390, 552146, 788780, 907097, 1104292, 1380365, 1814194, 2760730, 3628388, 4535485, 5521460, 6349679, 9070970, 12699358, 18141940, 25398716, 31748395, 63496790, 126993580]

約数ペア:

[(1, 126993580), (2, 63496790), (4, 31748395), (5, 25398716), (7, 18141940), (10, 12699358), (14, 9070970), (20, 6349679), (23, 5521460), (28, 4535485), (35, 3628388), (46, 2760730), (70, 1814194), (92, 1380365), (115, 1104292), (140, 907097), (161, 788780), (230, 552146), (322, 394390), (460, 276073), (644, 197195), (805, 157756), (1610, 78878), (3220, 39439)]