74017720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{264349}}^1$

素因数の和:264367

約数の個数: 32

約数和(自身を含む): 190332000

約数和(自身を除く): 116314280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 264349, 528698, 1057396, 1321745, 1850443, 2114792, 2643490, 3700886, 5286980, 7401772, 9252215, 10573960, 14803544, 18504430, 37008860, 74017720]

約数ペア:

[(1, 74017720), (2, 37008860), (4, 18504430), (5, 14803544), (7, 10573960), (8, 9252215), (10, 7401772), (14, 5286980), (20, 3700886), (28, 2643490), (35, 2114792), (40, 1850443), (56, 1321745), (70, 1057396), (140, 528698), (280, 264349)]