84618940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1231}}^1$

素因数の和:1738

約数の個数: 48

約数和(自身を含む): 203664384

約数和(自身を除く): 119045444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1231, 1964, 2455, 2462, 3437, 4910, 4924, 6155, 6874, 8617, 9820, 12310, 13748, 17185, 17234, 24620, 34370, 34468, 43085, 68740, 86170, 172340, 604421, 1208842, 2417684, 3022105, 4230947, 6044210, 8461894, 12088420, 16923788, 21154735, 42309470, 84618940]

約数ペア:

[(1, 84618940), (2, 42309470), (4, 21154735), (5, 16923788), (7, 12088420), (10, 8461894), (14, 6044210), (20, 4230947), (28, 3022105), (35, 2417684), (70, 1208842), (140, 604421), (491, 172340), (982, 86170), (1231, 68740), (1964, 43085), (2455, 34468), (2462, 34370), (3437, 24620), (4910, 17234), (4924, 17185), (6155, 13748), (6874, 12310), (8617, 9820)]