201769220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{941}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 432988416

約数和(自身を除く): 231219196

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 151, 284, 302, 355, 604, 710, 755, 941, 1420, 1510, 1882, 3020, 3764, 4705, 9410, 10721, 18820, 21442, 42884, 53605, 66811, 107210, 133622, 142091, 214420, 267244, 284182, 334055, 568364, 668110, 710455, 1336220, 1420910, 2841820, 10088461, 20176922, 40353844, 50442305, 100884610, 201769220]

約数ペア:

[(1, 201769220), (2, 100884610), (4, 50442305), (5, 40353844), (10, 20176922), (20, 10088461), (71, 2841820), (142, 1420910), (151, 1336220), (284, 710455), (302, 668110), (355, 568364), (604, 334055), (710, 284182), (755, 267244), (941, 214420), (1420, 142091), (1510, 133622), (1882, 107210), (3020, 66811), (3764, 53605), (4705, 42884), (9410, 21442), (10721, 18820)]