2446340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^2$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 5590116

約数和(自身を除く): 3143776

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 9409, 12610, 18818, 25220, 37636, 47045, 94090, 122317, 188180, 244634, 489268, 611585, 1223170, 2446340]

約数ペア:

[(1, 2446340), (2, 1223170), (4, 611585), (5, 489268), (10, 244634), (13, 188180), (20, 122317), (26, 94090), (52, 47045), (65, 37636), (97, 25220), (130, 18818), (194, 12610), (260, 9409), (388, 6305), (485, 5044), (970, 2522), (1261, 1940)]