4156720

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:469

約数の個数: 40

約数和(自身を含む): 9749376

約数和(自身を除く): 5592656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 233, 446, 466, 892, 932, 1115, 1165, 1784, 1864, 2230, 2330, 3568, 3728, 4460, 4660, 8920, 9320, 17840, 18640, 51959, 103918, 207836, 259795, 415672, 519590, 831344, 1039180, 2078360, 4156720]

約数ペア:

[(1, 4156720), (2, 2078360), (4, 1039180), (5, 831344), (8, 519590), (10, 415672), (16, 259795), (20, 207836), (40, 103918), (80, 51959), (223, 18640), (233, 17840), (446, 9320), (466, 8920), (892, 4660), (932, 4460), (1115, 3728), (1165, 3568), (1784, 2330), (1864, 2230)]