19755480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 59643360

約数和(自身を除く): 39887880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 853, 965, 1158, 1544, 1706, 1930, 2316, 2559, 2895, 3412, 3860, 4265, 4632, 5118, 5790, 6824, 7720, 8530, 10236, 11580, 12795, 17060, 20472, 23160, 25590, 34120, 51180, 102360, 164629, 329258, 493887, 658516, 823145, 987774, 1317032, 1646290, 1975548, 2469435, 3292580, 3951096, 4938870, 6585160, 9877740, 19755480]

約数ペア:

[(1, 19755480), (2, 9877740), (3, 6585160), (4, 4938870), (5, 3951096), (6, 3292580), (8, 2469435), (10, 1975548), (12, 1646290), (15, 1317032), (20, 987774), (24, 823145), (30, 658516), (40, 493887), (60, 329258), (120, 164629), (193, 102360), (386, 51180), (579, 34120), (772, 25590), (853, 23160), (965, 20472), (1158, 17060), (1544, 12795), (1706, 11580), (1930, 10236), (2316, 8530), (2559, 7720), (2895, 6824), (3412, 5790), (3860, 5118), (4265, 4632)]