1857105040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3316259}}^1$

素因数の和:3316279

約数の個数: 40

約数和(自身を含む): 4934594880

約数和(自身を除く): 3077489840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3316259, 6632518, 13265036, 16581295, 23213813, 26530072, 33162590, 46427626, 53060144, 66325180, 92855252, 116069065, 132650360, 185710504, 232138130, 265300720, 371421008, 464276260, 928552520, 1857105040]

約数ペア:

[(1, 1857105040), (2, 928552520), (4, 464276260), (5, 371421008), (7, 265300720), (8, 232138130), (10, 185710504), (14, 132650360), (16, 116069065), (20, 92855252), (28, 66325180), (35, 53060144), (40, 46427626), (56, 33162590), (70, 26530072), (80, 23213813), (112, 16581295), (140, 13265036), (280, 6632518), (560, 3316259)]