40121620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26053}}^1$

素因数の和:26080

約数の個数: 48

約数和(自身を含む): 105049728

約数和(自身を除く): 64928108

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 26053, 52106, 104212, 130265, 182371, 260530, 286583, 364742, 521060, 573166, 729484, 911855, 1146332, 1432915, 1823710, 2006081, 2865830, 3647420, 4012162, 5731660, 8024324, 10030405, 20060810, 40121620]

約数ペア:

[(1, 40121620), (2, 20060810), (4, 10030405), (5, 8024324), (7, 5731660), (10, 4012162), (11, 3647420), (14, 2865830), (20, 2006081), (22, 1823710), (28, 1432915), (35, 1146332), (44, 911855), (55, 729484), (70, 573166), (77, 521060), (110, 364742), (140, 286583), (154, 260530), (220, 182371), (308, 130265), (385, 104212), (770, 52106), (1540, 26053)]