163913540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1170811}}^1$

素因数の和:1170827

約数の個数: 24

約数和(自身を含む): 393392832

約数和(自身を除く): 229479292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1170811, 2341622, 4683244, 5854055, 8195677, 11708110, 16391354, 23416220, 32782708, 40978385, 81956770, 163913540]

約数ペア:

[(1, 163913540), (2, 81956770), (4, 40978385), (5, 32782708), (7, 23416220), (10, 16391354), (14, 11708110), (20, 8195677), (28, 5854055), (35, 4683244), (70, 2341622), (140, 1170811)]