5217740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 12295584

約数和(自身を除く): 7077844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 641, 740, 814, 1282, 1628, 2035, 2564, 3205, 4070, 6410, 7051, 8140, 12820, 14102, 23717, 28204, 35255, 47434, 70510, 94868, 118585, 141020, 237170, 260887, 474340, 521774, 1043548, 1304435, 2608870, 5217740]

約数ペア:

[(1, 5217740), (2, 2608870), (4, 1304435), (5, 1043548), (10, 521774), (11, 474340), (20, 260887), (22, 237170), (37, 141020), (44, 118585), (55, 94868), (74, 70510), (110, 47434), (148, 35255), (185, 28204), (220, 23717), (370, 14102), (407, 12820), (641, 8140), (740, 7051), (814, 6410), (1282, 4070), (1628, 3205), (2035, 2564)]