64187420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2099}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 148176000

約数和(自身を除く): 83988580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2099, 2780, 3058, 4198, 6116, 7645, 8396, 10495, 15290, 20990, 23089, 30580, 41980, 46178, 92356, 115445, 230890, 291761, 461780, 583522, 1167044, 1458805, 2917610, 3209371, 5835220, 6418742, 12837484, 16046855, 32093710, 64187420]

約数ペア:

[(1, 64187420), (2, 32093710), (4, 16046855), (5, 12837484), (10, 6418742), (11, 5835220), (20, 3209371), (22, 2917610), (44, 1458805), (55, 1167044), (110, 583522), (139, 461780), (220, 291761), (278, 230890), (556, 115445), (695, 92356), (1390, 46178), (1529, 41980), (2099, 30580), (2780, 23089), (3058, 20990), (4198, 15290), (6116, 10495), (7645, 8396)]