74642540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{947}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 179649792

約数和(自身を除く): 105007252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 563, 947, 1126, 1894, 2252, 2815, 3788, 3941, 4735, 5630, 6629, 7882, 9470, 11260, 13258, 15764, 18940, 19705, 26516, 33145, 39410, 66290, 78820, 132580, 533161, 1066322, 2132644, 2665805, 3732127, 5331610, 7464254, 10663220, 14928508, 18660635, 37321270, 74642540]

約数ペア:

[(1, 74642540), (2, 37321270), (4, 18660635), (5, 14928508), (7, 10663220), (10, 7464254), (14, 5331610), (20, 3732127), (28, 2665805), (35, 2132644), (70, 1066322), (140, 533161), (563, 132580), (947, 78820), (1126, 66290), (1894, 39410), (2252, 33145), (2815, 26516), (3788, 19705), (3941, 18940), (4735, 15764), (5630, 13258), (6629, 11260), (7882, 9470)]