140560940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{540619}}^1$

素因数の和:540641

約数の個数: 24

約数和(自身を含む): 317884560

約数和(自身を除く): 177323620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 540619, 1081238, 2162476, 2703095, 5406190, 7028047, 10812380, 14056094, 28112188, 35140235, 70280470, 140560940]

約数ペア:

[(1, 140560940), (2, 70280470), (4, 35140235), (5, 28112188), (10, 14056094), (13, 10812380), (20, 7028047), (26, 5406190), (52, 2703095), (65, 2162476), (130, 1081238), (260, 540619)]