38869720

素因数分解:

$2^3\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1103}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 87635520

約数和(自身を除く): 48765800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 881, 1103, 1762, 2206, 3524, 4405, 4412, 5515, 7048, 8810, 8824, 11030, 17620, 22060, 35240, 44120, 971743, 1943486, 3886972, 4858715, 7773944, 9717430, 19434860, 38869720]

約数ペア:

[(1, 38869720), (2, 19434860), (4, 9717430), (5, 7773944), (8, 4858715), (10, 3886972), (20, 1943486), (40, 971743), (881, 44120), (1103, 35240), (1762, 22060), (2206, 17620), (3524, 11030), (4405, 8824), (4412, 8810), (5515, 7048)]