53706140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 116357472

約数和(自身を除く): 62651332

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 197, 215, 317, 394, 430, 634, 788, 860, 985, 1268, 1585, 1970, 3170, 3940, 6340, 8471, 13631, 16942, 27262, 33884, 42355, 54524, 62449, 68155, 84710, 124898, 136310, 169420, 249796, 272620, 312245, 624490, 1248980, 2685307, 5370614, 10741228, 13426535, 26853070, 53706140]

約数ペア:

[(1, 53706140), (2, 26853070), (4, 13426535), (5, 10741228), (10, 5370614), (20, 2685307), (43, 1248980), (86, 624490), (172, 312245), (197, 272620), (215, 249796), (317, 169420), (394, 136310), (430, 124898), (634, 84710), (788, 68155), (860, 62449), (985, 54524), (1268, 42355), (1585, 33884), (1970, 27262), (3170, 16942), (3940, 13631), (6340, 8471)]