11810140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8317}}^1$

素因数の和:8397

約数の個数: 24

約数和(自身を含む): 25153632

約数和(自身を除く): 13343492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 8317, 16634, 33268, 41585, 83170, 166340, 590507, 1181014, 2362028, 2952535, 5905070, 11810140]

約数ペア:

[(1, 11810140), (2, 5905070), (4, 2952535), (5, 2362028), (10, 1181014), (20, 590507), (71, 166340), (142, 83170), (284, 41585), (355, 33268), (710, 16634), (1420, 8317)]