39410980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3163}}^1$

素因数の和:3268

約数の個数: 48

約数和(自身を含む): 95679360

約数和(自身を除く): 56268380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3163, 6230, 6326, 12460, 12652, 15815, 22141, 31630, 44282, 63260, 88564, 110705, 221410, 281507, 442820, 563014, 1126028, 1407535, 1970549, 2815070, 3941098, 5630140, 7882196, 9852745, 19705490, 39410980]

約数ペア:

[(1, 39410980), (2, 19705490), (4, 9852745), (5, 7882196), (7, 5630140), (10, 3941098), (14, 2815070), (20, 1970549), (28, 1407535), (35, 1126028), (70, 563014), (89, 442820), (140, 281507), (178, 221410), (356, 110705), (445, 88564), (623, 63260), (890, 44282), (1246, 31630), (1780, 22141), (2492, 15815), (3115, 12652), (3163, 12460), (6230, 6326)]