201891920

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{26017}}^1$

素因数の和:26127

約数の個数: 40

約数和(自身を含む): 474256104

約数和(自身を除く): 272364184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 26017, 52034, 104068, 130085, 208136, 260170, 416272, 520340, 1040680, 2081360, 2523649, 5047298, 10094596, 12618245, 20189192, 25236490, 40378384, 50472980, 100945960, 201891920]

約数ペア:

[(1, 201891920), (2, 100945960), (4, 50472980), (5, 40378384), (8, 25236490), (10, 20189192), (16, 12618245), (20, 10094596), (40, 5047298), (80, 2523649), (97, 2081360), (194, 1040680), (388, 520340), (485, 416272), (776, 260170), (970, 208136), (1552, 130085), (1940, 104068), (3880, 52034), (7760, 26017)]