1878380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13417}}^1$

素因数の和:13433

約数の個数: 24

約数和(自身を含む): 4508448

約数和(自身を除く): 2630068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13417, 26834, 53668, 67085, 93919, 134170, 187838, 268340, 375676, 469595, 939190, 1878380]

約数ペア:

[(1, 1878380), (2, 939190), (4, 469595), (5, 375676), (7, 268340), (10, 187838), (14, 134170), (20, 93919), (28, 67085), (35, 53668), (70, 26834), (140, 13417)]