27460420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3407}}^1$

素因数の和:3460

約数の個数: 48

約数和(自身を含む): 64124928

約数和(自身を除く): 36664508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 3407, 4030, 6814, 8060, 13628, 17035, 34070, 44291, 68140, 88582, 105617, 177164, 211234, 221455, 422468, 442910, 528085, 885820, 1056170, 1373021, 2112340, 2746042, 5492084, 6865105, 13730210, 27460420]

約数ペア:

[(1, 27460420), (2, 13730210), (4, 6865105), (5, 5492084), (10, 2746042), (13, 2112340), (20, 1373021), (26, 1056170), (31, 885820), (52, 528085), (62, 442910), (65, 422468), (124, 221455), (130, 211234), (155, 177164), (260, 105617), (310, 88582), (403, 68140), (620, 44291), (806, 34070), (1612, 17035), (2015, 13628), (3407, 8060), (4030, 6814)]