7689640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 20476800

約数和(自身を除く): 12787160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 947, 1015, 1160, 1624, 1894, 2030, 3788, 4060, 4735, 6629, 7576, 8120, 9470, 13258, 18940, 26516, 27463, 33145, 37880, 53032, 54926, 66290, 109852, 132580, 137315, 192241, 219704, 265160, 274630, 384482, 549260, 768964, 961205, 1098520, 1537928, 1922410, 3844820, 7689640]

約数ペア:

[(1, 7689640), (2, 3844820), (4, 1922410), (5, 1537928), (7, 1098520), (8, 961205), (10, 768964), (14, 549260), (20, 384482), (28, 274630), (29, 265160), (35, 219704), (40, 192241), (56, 137315), (58, 132580), (70, 109852), (116, 66290), (140, 54926), (145, 53032), (203, 37880), (232, 33145), (280, 27463), (290, 26516), (406, 18940), (580, 13258), (812, 9470), (947, 8120), (1015, 7576), (1160, 6629), (1624, 4735), (1894, 4060), (2030, 3788)]