1439211280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1383857}}^1$

素因数の和:1383883

約数の個数: 40

約数和(自身を含む): 3603566232

約数和(自身を除く): 2164354952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1383857, 2767714, 5535428, 6919285, 11070856, 13838570, 17990141, 22141712, 27677140, 35980282, 55354280, 71960564, 89950705, 110708560, 143921128, 179901410, 287842256, 359802820, 719605640, 1439211280]

約数ペア:

[(1, 1439211280), (2, 719605640), (4, 359802820), (5, 287842256), (8, 179901410), (10, 143921128), (13, 110708560), (16, 89950705), (20, 71960564), (26, 55354280), (40, 35980282), (52, 27677140), (65, 22141712), (80, 17990141), (104, 13838570), (130, 11070856), (208, 6919285), (260, 5535428), (520, 2767714), (1040, 1383857)]