1378344880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{142391}}^1$

素因数の和:142426

約数の個数: 60

約数和(自身を含む): 3522493296

約数和(自身を除く): 2144148416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 9680, 142391, 284782, 569564, 711955, 1139128, 1423910, 1566301, 2278256, 2847820, 3132602, 5695640, 6265204, 7831505, 11391280, 12530408, 15663010, 17229311, 25060816, 31326020, 34458622, 62652040, 68917244, 86146555, 125304080, 137834488, 172293110, 275668976, 344586220, 689172440, 1378344880]

約数ペア:

[(1, 1378344880), (2, 689172440), (4, 344586220), (5, 275668976), (8, 172293110), (10, 137834488), (11, 125304080), (16, 86146555), (20, 68917244), (22, 62652040), (40, 34458622), (44, 31326020), (55, 25060816), (80, 17229311), (88, 15663010), (110, 12530408), (121, 11391280), (176, 7831505), (220, 6265204), (242, 5695640), (440, 3132602), (484, 2847820), (605, 2278256), (880, 1566301), (968, 1423910), (1210, 1139128), (1936, 711955), (2420, 569564), (4840, 284782), (9680, 142391)]