6648980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 15240960

約数和(自身を除く): 8591980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 239, 260, 428, 478, 535, 956, 1070, 1195, 1391, 2140, 2390, 2782, 3107, 4780, 5564, 6214, 6955, 12428, 13910, 15535, 25573, 27820, 31070, 51146, 62140, 102292, 127865, 255730, 332449, 511460, 664898, 1329796, 1662245, 3324490, 6648980]

約数ペア:

[(1, 6648980), (2, 3324490), (4, 1662245), (5, 1329796), (10, 664898), (13, 511460), (20, 332449), (26, 255730), (52, 127865), (65, 102292), (107, 62140), (130, 51146), (214, 31070), (239, 27820), (260, 25573), (428, 15535), (478, 13910), (535, 12428), (956, 6955), (1070, 6214), (1195, 5564), (1391, 4780), (2140, 3107), (2390, 2782)]