1864340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 4087188

約数和(自身を除く): 2222848

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 961, 970, 1922, 1940, 3007, 3844, 4805, 6014, 9610, 12028, 15035, 19220, 30070, 60140, 93217, 186434, 372868, 466085, 932170, 1864340]

約数ペア:

[(1, 1864340), (2, 932170), (4, 466085), (5, 372868), (10, 186434), (20, 93217), (31, 60140), (62, 30070), (97, 19220), (124, 15035), (155, 12028), (194, 9610), (310, 6014), (388, 4805), (485, 3844), (620, 3007), (961, 1940), (970, 1922)]