26028940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2089}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 63201600

約数和(自身を除く): 37172660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2089, 2492, 3115, 4178, 6230, 8356, 10445, 12460, 14623, 20890, 29246, 41780, 58492, 73115, 146230, 185921, 292460, 371842, 743684, 929605, 1301447, 1859210, 2602894, 3718420, 5205788, 6507235, 13014470, 26028940]

約数ペア:

[(1, 26028940), (2, 13014470), (4, 6507235), (5, 5205788), (7, 3718420), (10, 2602894), (14, 1859210), (20, 1301447), (28, 929605), (35, 743684), (70, 371842), (89, 292460), (140, 185921), (178, 146230), (356, 73115), (445, 58492), (623, 41780), (890, 29246), (1246, 20890), (1780, 14623), (2089, 12460), (2492, 10445), (3115, 8356), (4178, 6230)]