19884200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{2029}}^1$

素因数の和:2059

約数の個数: 72

約数和(自身を含む): 53805150

約数和(自身を除く): 33920950

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2029, 2450, 4058, 4900, 8116, 9800, 10145, 14203, 16232, 20290, 28406, 40580, 50725, 56812, 71015, 81160, 99421, 101450, 113624, 142030, 198842, 202900, 284060, 355075, 397684, 405800, 497105, 568120, 710150, 795368, 994210, 1420300, 1988420, 2485525, 2840600, 3976840, 4971050, 9942100, 19884200]

約数ペア:

[(1, 19884200), (2, 9942100), (4, 4971050), (5, 3976840), (7, 2840600), (8, 2485525), (10, 1988420), (14, 1420300), (20, 994210), (25, 795368), (28, 710150), (35, 568120), (40, 497105), (49, 405800), (50, 397684), (56, 355075), (70, 284060), (98, 202900), (100, 198842), (140, 142030), (175, 113624), (196, 101450), (200, 99421), (245, 81160), (280, 71015), (350, 56812), (392, 50725), (490, 40580), (700, 28406), (980, 20290), (1225, 16232), (1400, 14203), (1960, 10145), (2029, 9800), (2450, 8116), (4058, 4900)]