23879720

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5477}}^1$

素因数の和:5597

約数の個数: 32

約数和(自身を含む): 54232200

約数和(自身を除く): 30352480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 5477, 10954, 21908, 27385, 43816, 54770, 109540, 219080, 596993, 1193986, 2387972, 2984965, 4775944, 5969930, 11939860, 23879720]

約数ペア:

[(1, 23879720), (2, 11939860), (4, 5969930), (5, 4775944), (8, 2984965), (10, 2387972), (20, 1193986), (40, 596993), (109, 219080), (218, 109540), (436, 54770), (545, 43816), (872, 27385), (1090, 21908), (2180, 10954), (4360, 5477)]