19827240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 59996160

約数和(自身を除く): 40168920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1301, 1524, 1905, 2540, 2602, 3048, 3810, 3903, 5080, 5204, 6505, 7620, 7806, 10408, 13010, 15240, 15612, 19515, 26020, 31224, 39030, 52040, 78060, 156120, 165227, 330454, 495681, 660908, 826135, 991362, 1321816, 1652270, 1982724, 2478405, 3304540, 3965448, 4956810, 6609080, 9913620, 19827240]

約数ペア:

[(1, 19827240), (2, 9913620), (3, 6609080), (4, 4956810), (5, 3965448), (6, 3304540), (8, 2478405), (10, 1982724), (12, 1652270), (15, 1321816), (20, 991362), (24, 826135), (30, 660908), (40, 495681), (60, 330454), (120, 165227), (127, 156120), (254, 78060), (381, 52040), (508, 39030), (635, 31224), (762, 26020), (1016, 19515), (1270, 15612), (1301, 15240), (1524, 13010), (1905, 10408), (2540, 7806), (2602, 7620), (3048, 6505), (3810, 5204), (3903, 5080)]