4097720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 10281600

約数和(自身を除く): 6183880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 139, 220, 268, 278, 335, 440, 536, 556, 670, 695, 737, 1112, 1340, 1390, 1474, 1529, 2680, 2780, 2948, 3058, 3685, 5560, 5896, 6116, 7370, 7645, 9313, 12232, 14740, 15290, 18626, 29480, 30580, 37252, 46565, 61160, 74504, 93130, 102443, 186260, 204886, 372520, 409772, 512215, 819544, 1024430, 2048860, 4097720]

約数ペア:

[(1, 4097720), (2, 2048860), (4, 1024430), (5, 819544), (8, 512215), (10, 409772), (11, 372520), (20, 204886), (22, 186260), (40, 102443), (44, 93130), (55, 74504), (67, 61160), (88, 46565), (110, 37252), (134, 30580), (139, 29480), (220, 18626), (268, 15290), (278, 14740), (335, 12232), (440, 9313), (536, 7645), (556, 7370), (670, 6116), (695, 5896), (737, 5560), (1112, 3685), (1340, 3058), (1390, 2948), (1474, 2780), (1529, 2680)]