18208120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{65029}}^1$

素因数の和:65047

約数の個数: 32

約数和(自身を含む): 46821600

約数和(自身を除く): 28613480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 65029, 130058, 260116, 325145, 455203, 520232, 650290, 910406, 1300580, 1820812, 2276015, 2601160, 3641624, 4552030, 9104060, 18208120]

約数ペア:

[(1, 18208120), (2, 9104060), (4, 4552030), (5, 3641624), (7, 2601160), (8, 2276015), (10, 1820812), (14, 1300580), (20, 910406), (28, 650290), (35, 520232), (40, 455203), (56, 325145), (70, 260116), (140, 130058), (280, 65029)]