11486740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 25288704

約数和(自身を除く): 13801964

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 191, 194, 310, 382, 388, 485, 620, 764, 955, 970, 1910, 1940, 3007, 3820, 5921, 6014, 11842, 12028, 15035, 18527, 23684, 29605, 30070, 37054, 59210, 60140, 74108, 92635, 118420, 185270, 370540, 574337, 1148674, 2297348, 2871685, 5743370, 11486740]

約数ペア:

[(1, 11486740), (2, 5743370), (4, 2871685), (5, 2297348), (10, 1148674), (20, 574337), (31, 370540), (62, 185270), (97, 118420), (124, 92635), (155, 74108), (191, 60140), (194, 59210), (310, 37054), (382, 30070), (388, 29605), (485, 23684), (620, 18527), (764, 15035), (955, 12028), (970, 11842), (1910, 6014), (1940, 5921), (3007, 3820)]