20512114910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{173699}}^1$

素因数の和:173961

約数の個数: 48

約数和(自身を含む): 43128320400

約数和(自身を除く): 22616205490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 241, 245, 482, 490, 1205, 1687, 2410, 3374, 8435, 11809, 16870, 23618, 59045, 118090, 173699, 347398, 868495, 1215893, 1736990, 2431786, 6079465, 8511251, 12158930, 17022502, 41861459, 42556255, 83722918, 85112510, 209307295, 293030213, 418614590, 586060426, 1465151065, 2051211491, 2930302130, 4102422982, 10256057455, 20512114910]

約数ペア:

[(1, 20512114910), (2, 10256057455), (5, 4102422982), (7, 2930302130), (10, 2051211491), (14, 1465151065), (35, 586060426), (49, 418614590), (70, 293030213), (98, 209307295), (241, 85112510), (245, 83722918), (482, 42556255), (490, 41861459), (1205, 17022502), (1687, 12158930), (2410, 8511251), (3374, 6079465), (8435, 2431786), (11809, 1736990), (16870, 1215893), (23618, 868495), (59045, 347398), (118090, 173699)]