20740803055

素因数分解:

$5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{489343}}^1$

素因数の和:489535

約数の個数: 24

約数和(自身を含む): 29119882752

約数和(自身を除く): 8379079697

約数列:

[1, 5, 7, 35, 49, 173, 245, 865, 1211, 6055, 8477, 42385, 489343, 2446715, 3425401, 17127005, 23977807, 84656339, 119889035, 423281695, 592594373, 2962971865, 4148160611, 20740803055]

約数ペア:

[(1, 20740803055), (5, 4148160611), (7, 2962971865), (35, 592594373), (49, 423281695), (173, 119889035), (245, 84656339), (865, 23977807), (1211, 17127005), (6055, 3425401), (8477, 2446715), (42385, 489343)]