7078940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1399}}^1$

素因数の和:1442

約数の個数: 48

約数和(自身を含む): 16934400

約数和(自身を除く): 9855460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 1399, 2530, 2798, 5060, 5596, 6995, 13990, 15389, 27980, 30778, 32177, 61556, 64354, 76945, 128708, 153890, 160885, 307780, 321770, 353947, 643540, 707894, 1415788, 1769735, 3539470, 7078940]

約数ペア:

[(1, 7078940), (2, 3539470), (4, 1769735), (5, 1415788), (10, 707894), (11, 643540), (20, 353947), (22, 321770), (23, 307780), (44, 160885), (46, 153890), (55, 128708), (92, 76945), (110, 64354), (115, 61556), (220, 32177), (230, 30778), (253, 27980), (460, 15389), (506, 13990), (1012, 6995), (1265, 5596), (1399, 5060), (2530, 2798)]