201914900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9661}}^1$

素因数の和:9705

約数の個数: 72

約数和(自身を含む): 503196960

約数和(自身を除く): 301282060

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 9661, 10450, 19322, 20900, 38644, 48305, 96610, 106271, 183559, 193220, 212542, 241525, 367118, 425084, 483050, 531355, 734236, 917795, 966100, 1062710, 1835590, 2019149, 2125420, 2656775, 3671180, 4038298, 4588975, 5313550, 8076596, 9177950, 10095745, 10627100, 18355900, 20191490, 40382980, 50478725, 100957450, 201914900]

約数ペア:

[(1, 201914900), (2, 100957450), (4, 50478725), (5, 40382980), (10, 20191490), (11, 18355900), (19, 10627100), (20, 10095745), (22, 9177950), (25, 8076596), (38, 5313550), (44, 4588975), (50, 4038298), (55, 3671180), (76, 2656775), (95, 2125420), (100, 2019149), (110, 1835590), (190, 1062710), (209, 966100), (220, 917795), (275, 734236), (380, 531355), (418, 483050), (475, 425084), (550, 367118), (836, 241525), (950, 212542), (1045, 193220), (1100, 183559), (1900, 106271), (2090, 96610), (4180, 48305), (5225, 38644), (9661, 20900), (10450, 19322)]