299320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1069}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 770400

約数和(自身を除く): 471080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1069, 2138, 4276, 5345, 7483, 8552, 10690, 14966, 21380, 29932, 37415, 42760, 59864, 74830, 149660, 299320]

約数ペア:

[(1, 299320), (2, 149660), (4, 74830), (5, 59864), (7, 42760), (8, 37415), (10, 29932), (14, 21380), (20, 14966), (28, 10690), (35, 8552), (40, 7483), (56, 5345), (70, 4276), (140, 2138), (280, 1069)]