40550860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2707}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 98267904

約数和(自身を除く): 57717044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2707, 2996, 3745, 5414, 7490, 10828, 13535, 14980, 18949, 27070, 37898, 54140, 75796, 94745, 189490, 289649, 378980, 579298, 1158596, 1448245, 2027543, 2896490, 4055086, 5792980, 8110172, 10137715, 20275430, 40550860]

約数ペア:

[(1, 40550860), (2, 20275430), (4, 10137715), (5, 8110172), (7, 5792980), (10, 4055086), (14, 2896490), (20, 2027543), (28, 1448245), (35, 1158596), (70, 579298), (107, 378980), (140, 289649), (214, 189490), (428, 94745), (535, 75796), (749, 54140), (1070, 37898), (1498, 27070), (2140, 18949), (2707, 14980), (2996, 13535), (3745, 10828), (5414, 7490)]