16402820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{117163}}^1$

素因数の和:117179

約数の個数: 24

約数和(自身を含む): 39367104

約数和(自身を除く): 22964284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 117163, 234326, 468652, 585815, 820141, 1171630, 1640282, 2343260, 3280564, 4100705, 8201410, 16402820]

約数ペア:

[(1, 16402820), (2, 8201410), (4, 4100705), (5, 3280564), (7, 2343260), (10, 1640282), (14, 1171630), (20, 820141), (28, 585815), (35, 468652), (70, 234326), (140, 117163)]