3399860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 7862400

約数和(自身を除く): 4462540

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 389, 437, 460, 778, 874, 1556, 1748, 1945, 2185, 3890, 4370, 7391, 7780, 8740, 8947, 14782, 17894, 29564, 35788, 36955, 44735, 73910, 89470, 147820, 169993, 178940, 339986, 679972, 849965, 1699930, 3399860]

約数ペア:

[(1, 3399860), (2, 1699930), (4, 849965), (5, 679972), (10, 339986), (19, 178940), (20, 169993), (23, 147820), (38, 89470), (46, 73910), (76, 44735), (92, 36955), (95, 35788), (115, 29564), (190, 17894), (230, 14782), (380, 8947), (389, 8740), (437, 7780), (460, 7391), (778, 4370), (874, 3890), (1556, 2185), (1748, 1945)]