18498760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{66067}}^1$

素因数の和:66085

約数の個数: 32

約数和(自身を含む): 47568960

約数和(自身を除く): 29070200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 66067, 132134, 264268, 330335, 462469, 528536, 660670, 924938, 1321340, 1849876, 2312345, 2642680, 3699752, 4624690, 9249380, 18498760]

約数ペア:

[(1, 18498760), (2, 9249380), (4, 4624690), (5, 3699752), (7, 2642680), (8, 2312345), (10, 1849876), (14, 1321340), (20, 924938), (28, 660670), (35, 528536), (40, 462469), (56, 330335), (70, 264268), (140, 132134), (280, 66067)]