200884420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22271}}^1$

素因数の和:22332

約数の個数: 48

約数和(自身を含む): 471453696

約数和(自身を除く): 270569276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 22271, 44542, 89084, 111355, 222710, 244981, 445420, 489962, 913111, 979924, 1224905, 1826222, 2449810, 3652444, 4565555, 4899620, 9131110, 10044221, 18262220, 20088442, 40176884, 50221105, 100442210, 200884420]

約数ペア:

[(1, 200884420), (2, 100442210), (4, 50221105), (5, 40176884), (10, 20088442), (11, 18262220), (20, 10044221), (22, 9131110), (41, 4899620), (44, 4565555), (55, 3652444), (82, 2449810), (110, 1826222), (164, 1224905), (205, 979924), (220, 913111), (410, 489962), (451, 445420), (820, 244981), (902, 222710), (1804, 111355), (2255, 89084), (4510, 44542), (9020, 22271)]