191262820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1366163}}^1$

素因数の和:1366179

約数の個数: 24

約数和(自身を含む): 459031104

約数和(自身を除く): 267768284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1366163, 2732326, 5464652, 6830815, 9563141, 13661630, 19126282, 27323260, 38252564, 47815705, 95631410, 191262820]

約数ペア:

[(1, 191262820), (2, 95631410), (4, 47815705), (5, 38252564), (7, 27323260), (10, 19126282), (14, 13661630), (20, 9563141), (28, 6830815), (35, 5464652), (70, 2732326), (140, 1366163)]