135379880

素因数分解:

$2^3\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{2273}}^1$

素因数の和:3773

約数の個数: 32

約数和(自身を含む): 304943400

約数和(自身を除く): 169563520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1489, 2273, 2978, 4546, 5956, 7445, 9092, 11365, 11912, 14890, 18184, 22730, 29780, 45460, 59560, 90920, 3384497, 6768994, 13537988, 16922485, 27075976, 33844970, 67689940, 135379880]

約数ペア:

[(1, 135379880), (2, 67689940), (4, 33844970), (5, 27075976), (8, 16922485), (10, 13537988), (20, 6768994), (40, 3384497), (1489, 90920), (2273, 59560), (2978, 45460), (4546, 29780), (5956, 22730), (7445, 18184), (9092, 14890), (11365, 11912)]