5289180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6781}}^1$

素因数の和:6806

約数の個数: 48

約数和(自身を含む): 15951264

約数和(自身を除く): 10662084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 6781, 13562, 20343, 27124, 33905, 40686, 67810, 81372, 88153, 101715, 135620, 176306, 203430, 264459, 352612, 406860, 440765, 528918, 881530, 1057836, 1322295, 1763060, 2644590, 5289180]

約数ペア:

[(1, 5289180), (2, 2644590), (3, 1763060), (4, 1322295), (5, 1057836), (6, 881530), (10, 528918), (12, 440765), (13, 406860), (15, 352612), (20, 264459), (26, 203430), (30, 176306), (39, 135620), (52, 101715), (60, 88153), (65, 81372), (78, 67810), (130, 40686), (156, 33905), (195, 27124), (260, 20343), (390, 13562), (780, 6781)]