26518660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{617}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 63955584

約数和(自身を除く): 37436924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 617, 1228, 1234, 1535, 2149, 2468, 3070, 3085, 4298, 4319, 6140, 6170, 8596, 8638, 10745, 12340, 17276, 21490, 21595, 42980, 43190, 86380, 189419, 378838, 757676, 947095, 1325933, 1894190, 2651866, 3788380, 5303732, 6629665, 13259330, 26518660]

約数ペア:

[(1, 26518660), (2, 13259330), (4, 6629665), (5, 5303732), (7, 3788380), (10, 2651866), (14, 1894190), (20, 1325933), (28, 947095), (35, 757676), (70, 378838), (140, 189419), (307, 86380), (614, 43190), (617, 42980), (1228, 21595), (1234, 21490), (1535, 17276), (2149, 12340), (2468, 10745), (3070, 8638), (3085, 8596), (4298, 6170), (4319, 6140)]