26489680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47303}}^1$

素因数の和:47323

約数の個数: 40

約数和(自身を含む): 70388352

約数和(自身を除く): 43898672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47303, 94606, 189212, 236515, 331121, 378424, 473030, 662242, 756848, 946060, 1324484, 1655605, 1892120, 2648968, 3311210, 3784240, 5297936, 6622420, 13244840, 26489680]

約数ペア:

[(1, 26489680), (2, 13244840), (4, 6622420), (5, 5297936), (7, 3784240), (8, 3311210), (10, 2648968), (14, 1892120), (16, 1655605), (20, 1324484), (28, 946060), (35, 756848), (40, 662242), (56, 473030), (70, 378424), (80, 331121), (112, 236515), (140, 189212), (280, 94606), (560, 47303)]