66973240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{72797}}^1$

素因数の和:72831

約数の個数: 32

約数和(自身を含む): 157243680

約数和(自身を除く): 90270440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 72797, 145594, 291188, 363985, 582376, 727970, 1455940, 1674331, 2911880, 3348662, 6697324, 8371655, 13394648, 16743310, 33486620, 66973240]

約数ペア:

[(1, 66973240), (2, 33486620), (4, 16743310), (5, 13394648), (8, 8371655), (10, 6697324), (20, 3348662), (23, 2911880), (40, 1674331), (46, 1455940), (92, 727970), (115, 582376), (184, 363985), (230, 291188), (460, 145594), (920, 72797)]