1880956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 4257792

約数和(自身を除く): 2376836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 197, 217, 308, 341, 394, 434, 682, 788, 868, 1364, 1379, 2167, 2387, 2758, 4334, 4774, 5516, 6107, 8668, 9548, 12214, 15169, 24428, 30338, 42749, 60676, 67177, 85498, 134354, 170996, 268708, 470239, 940478, 1880956]

約数ペア:

[(1, 1880956), (2, 940478), (4, 470239), (7, 268708), (11, 170996), (14, 134354), (22, 85498), (28, 67177), (31, 60676), (44, 42749), (62, 30338), (77, 24428), (124, 15169), (154, 12214), (197, 9548), (217, 8668), (308, 6107), (341, 5516), (394, 4774), (434, 4334), (682, 2758), (788, 2387), (868, 2167), (1364, 1379)]