1304227820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9315913}}^1$

素因数の和:9315929

約数の個数: 24

約数和(自身を含む): 3130147104

約数和(自身を除く): 1825919284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9315913, 18631826, 37263652, 46579565, 65211391, 93159130, 130422782, 186318260, 260845564, 326056955, 652113910, 1304227820]

約数ペア:

[(1, 1304227820), (2, 652113910), (4, 326056955), (5, 260845564), (7, 186318260), (10, 130422782), (14, 93159130), (20, 65211391), (28, 46579565), (35, 37263652), (70, 18631826), (140, 9315913)]