123211460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4391}}^1$

素因数の和:4484

約数の個数: 48

約数和(自身を含む): 274482432

約数和(自身を除く): 151270972

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2806, 4391, 5612, 7015, 8782, 14030, 17564, 21955, 28060, 43910, 87820, 100993, 201986, 267851, 403972, 504965, 535702, 1009930, 1071404, 1339255, 2019860, 2678510, 5357020, 6160573, 12321146, 24642292, 30802865, 61605730, 123211460]

約数ペア:

[(1, 123211460), (2, 61605730), (4, 30802865), (5, 24642292), (10, 12321146), (20, 6160573), (23, 5357020), (46, 2678510), (61, 2019860), (92, 1339255), (115, 1071404), (122, 1009930), (230, 535702), (244, 504965), (305, 403972), (460, 267851), (610, 201986), (1220, 100993), (1403, 87820), (2806, 43910), (4391, 28060), (5612, 21955), (7015, 17564), (8782, 14030)]