2912373580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{15359}}^1$

素因数の和:15886

約数の個数: 48

約数和(自身を含む): 6451200000

約数和(自身を除く): 3538826420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 499, 998, 1996, 2495, 4990, 9481, 9980, 15359, 18962, 30718, 37924, 47405, 61436, 76795, 94810, 153590, 189620, 291821, 307180, 583642, 1167284, 1459105, 2918210, 5836420, 7664141, 15328282, 30656564, 38320705, 76641410, 145618679, 153282820, 291237358, 582474716, 728093395, 1456186790, 2912373580]

約数ペア:

[(1, 2912373580), (2, 1456186790), (4, 728093395), (5, 582474716), (10, 291237358), (19, 153282820), (20, 145618679), (38, 76641410), (76, 38320705), (95, 30656564), (190, 15328282), (380, 7664141), (499, 5836420), (998, 2918210), (1996, 1459105), (2495, 1167284), (4990, 583642), (9481, 307180), (9980, 291821), (15359, 189620), (18962, 153590), (30718, 94810), (37924, 76795), (47405, 61436)]