42184540

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{31481}}^1$

素因数の和:31557

約数の個数: 24

約数和(自身を含む): 89912592

約数和(自身を除く): 47728052

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 31481, 62962, 125924, 157405, 314810, 629620, 2109227, 4218454, 8436908, 10546135, 21092270, 42184540]

約数ペア:

[(1, 42184540), (2, 21092270), (4, 10546135), (5, 8436908), (10, 4218454), (20, 2109227), (67, 629620), (134, 314810), (268, 157405), (335, 125924), (670, 62962), (1340, 31481)]