2740408

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 5985000

約数和(自身を除く): 3244592

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 149, 152, 209, 242, 298, 418, 484, 596, 836, 968, 1192, 1639, 1672, 2299, 2831, 3278, 4598, 5662, 6556, 9196, 11324, 13112, 18029, 18392, 22648, 31141, 36058, 62282, 72116, 124564, 144232, 249128, 342551, 685102, 1370204, 2740408]

約数ペア:

[(1, 2740408), (2, 1370204), (4, 685102), (8, 342551), (11, 249128), (19, 144232), (22, 124564), (38, 72116), (44, 62282), (76, 36058), (88, 31141), (121, 22648), (149, 18392), (152, 18029), (209, 13112), (242, 11324), (298, 9196), (418, 6556), (484, 5662), (596, 4598), (836, 3278), (968, 2831), (1192, 2299), (1639, 1672)]