1837240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 4315680

約数和(自身を除く): 2478440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1997, 3994, 7988, 9985, 15976, 19970, 39940, 45931, 79880, 91862, 183724, 229655, 367448, 459310, 918620, 1837240]

約数ペア:

[(1, 1837240), (2, 918620), (4, 459310), (5, 367448), (8, 229655), (10, 183724), (20, 91862), (23, 79880), (40, 45931), (46, 39940), (92, 19970), (115, 15976), (184, 9985), (230, 7988), (460, 3994), (920, 1997)]