140236405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 183214080

約数和(自身を除く): 42977675

約数列:

[1, 5, 23, 31, 115, 139, 155, 283, 695, 713, 1415, 3197, 3565, 4309, 6509, 8773, 15985, 21545, 32545, 39337, 43865, 99107, 196685, 201779, 495535, 904751, 1008895, 1219447, 4523755, 6097235, 28047281, 140236405]

約数ペア:

[(1, 140236405), (5, 28047281), (23, 6097235), (31, 4523755), (115, 1219447), (139, 1008895), (155, 904751), (283, 495535), (695, 201779), (713, 196685), (1415, 99107), (3197, 43865), (3565, 39337), (4309, 32545), (6509, 21545), (8773, 15985)]