26768980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{521}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 64544256

約数和(自身を除く): 37775276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367, 521, 734, 1042, 1468, 1835, 2084, 2569, 2605, 3647, 3670, 5138, 5210, 7294, 7340, 10276, 10420, 12845, 14588, 18235, 25690, 36470, 51380, 72940, 191207, 382414, 764828, 956035, 1338449, 1912070, 2676898, 3824140, 5353796, 6692245, 13384490, 26768980]

約数ペア:

[(1, 26768980), (2, 13384490), (4, 6692245), (5, 5353796), (7, 3824140), (10, 2676898), (14, 1912070), (20, 1338449), (28, 956035), (35, 764828), (70, 382414), (140, 191207), (367, 72940), (521, 51380), (734, 36470), (1042, 25690), (1468, 18235), (1835, 14588), (2084, 12845), (2569, 10420), (2605, 10276), (3647, 7340), (3670, 7294), (5138, 5210)]