8447320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{30169}}^1$

素因数の和:30187

約数の個数: 32

約数和(自身を含む): 21722400

約数和(自身を除く): 13275080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 30169, 60338, 120676, 150845, 211183, 241352, 301690, 422366, 603380, 844732, 1055915, 1206760, 1689464, 2111830, 4223660, 8447320]

約数ペア:

[(1, 8447320), (2, 4223660), (4, 2111830), (5, 1689464), (7, 1206760), (8, 1055915), (10, 844732), (14, 603380), (20, 422366), (28, 301690), (35, 241352), (40, 211183), (56, 150845), (70, 120676), (140, 60338), (280, 30169)]