39880274

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 70730496

約数和(自身を除く): 30850222

約数列:

[1, 2, 7, 14, 53, 71, 106, 142, 371, 497, 742, 757, 994, 1514, 3763, 5299, 7526, 10598, 26341, 40121, 52682, 53747, 80242, 107494, 280847, 376229, 561694, 752458, 2848591, 5697182, 19940137, 39880274]

約数ペア:

[(1, 39880274), (2, 19940137), (7, 5697182), (14, 2848591), (53, 752458), (71, 561694), (106, 376229), (142, 280847), (371, 107494), (497, 80242), (742, 53747), (757, 52682), (994, 40121), (1514, 26341), (3763, 10598), (5299, 7526)]