26999140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6221}}^1$

素因数の和:6268

約数の個数: 48

約数和(自身を含む): 66898944

約数和(自身を除く): 39899804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6221, 12442, 24884, 31105, 43547, 62210, 87094, 124420, 174188, 192851, 217735, 385702, 435470, 771404, 870940, 964255, 1349957, 1928510, 2699914, 3857020, 5399828, 6749785, 13499570, 26999140]

約数ペア:

[(1, 26999140), (2, 13499570), (4, 6749785), (5, 5399828), (7, 3857020), (10, 2699914), (14, 1928510), (20, 1349957), (28, 964255), (31, 870940), (35, 771404), (62, 435470), (70, 385702), (124, 217735), (140, 192851), (155, 174188), (217, 124420), (310, 87094), (434, 62210), (620, 43547), (868, 31105), (1085, 24884), (2170, 12442), (4340, 6221)]