6640088

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1303}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 15608880

約数和(自身を除く): 8968792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 1303, 2548, 2606, 5096, 5212, 9121, 10424, 16939, 18242, 33878, 36484, 63847, 67756, 72968, 118573, 127694, 135512, 237146, 255388, 474292, 510776, 830011, 948584, 1660022, 3320044, 6640088]

約数ペア:

[(1, 6640088), (2, 3320044), (4, 1660022), (7, 948584), (8, 830011), (13, 510776), (14, 474292), (26, 255388), (28, 237146), (49, 135512), (52, 127694), (56, 118573), (91, 72968), (98, 67756), (104, 63847), (182, 36484), (196, 33878), (364, 18242), (392, 16939), (637, 10424), (728, 9121), (1274, 5212), (1303, 5096), (2548, 2606)]