70803320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{252869}}^1$

素因数の和:252887

約数の個数: 32

約数和(自身を含む): 182066400

約数和(自身を除く): 111263080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 252869, 505738, 1011476, 1264345, 1770083, 2022952, 2528690, 3540166, 5057380, 7080332, 8850415, 10114760, 14160664, 17700830, 35401660, 70803320]

約数ペア:

[(1, 70803320), (2, 35401660), (4, 17700830), (5, 14160664), (7, 10114760), (8, 8850415), (10, 7080332), (14, 5057380), (20, 3540166), (28, 2528690), (35, 2022952), (40, 1770083), (56, 1264345), (70, 1011476), (140, 505738), (280, 252869)]