19583900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 72

約数和(自身を含む): 49226016

約数和(自身を除く): 29642116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 277, 350, 404, 505, 554, 700, 707, 1010, 1108, 1385, 1414, 1939, 2020, 2525, 2770, 2828, 3535, 3878, 5050, 5540, 6925, 7070, 7756, 9695, 10100, 13850, 14140, 17675, 19390, 27700, 27977, 35350, 38780, 48475, 55954, 70700, 96950, 111908, 139885, 193900, 195839, 279770, 391678, 559540, 699425, 783356, 979195, 1398850, 1958390, 2797700, 3916780, 4895975, 9791950, 19583900]

約数ペア:

[(1, 19583900), (2, 9791950), (4, 4895975), (5, 3916780), (7, 2797700), (10, 1958390), (14, 1398850), (20, 979195), (25, 783356), (28, 699425), (35, 559540), (50, 391678), (70, 279770), (100, 195839), (101, 193900), (140, 139885), (175, 111908), (202, 96950), (277, 70700), (350, 55954), (404, 48475), (505, 38780), (554, 35350), (700, 27977), (707, 27700), (1010, 19390), (1108, 17675), (1385, 14140), (1414, 13850), (1939, 10100), (2020, 9695), (2525, 7756), (2770, 7070), (2828, 6925), (3535, 5540), (3878, 5050)]