220144580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{4007}}^1$

素因数の和:4124

約数の個数: 48

約数和(自身を含む): 480767616

約数和(自身を除く): 260623036

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 2747, 4007, 5494, 8014, 10988, 13735, 16028, 20035, 27470, 40070, 54940, 80140, 164287, 268469, 328574, 536938, 657148, 821435, 1073876, 1342345, 1642870, 2684690, 3285740, 5369380, 11007229, 22014458, 44028916, 55036145, 110072290, 220144580]

約数ペア:

[(1, 220144580), (2, 110072290), (4, 55036145), (5, 44028916), (10, 22014458), (20, 11007229), (41, 5369380), (67, 3285740), (82, 2684690), (134, 1642870), (164, 1342345), (205, 1073876), (268, 821435), (335, 657148), (410, 536938), (670, 328574), (820, 268469), (1340, 164287), (2747, 80140), (4007, 54940), (5494, 40070), (8014, 27470), (10988, 20035), (13735, 16028)]