19243400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8747}}^1$

素因数の和:8774

約数の個数: 48

約数和(自身を含む): 48813840

約数和(自身を除く): 29570440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 8747, 17494, 34988, 43735, 69976, 87470, 96217, 174940, 192434, 218675, 349880, 384868, 437350, 481085, 769736, 874700, 962170, 1749400, 1924340, 2405425, 3848680, 4810850, 9621700, 19243400]

約数ペア:

[(1, 19243400), (2, 9621700), (4, 4810850), (5, 3848680), (8, 2405425), (10, 1924340), (11, 1749400), (20, 962170), (22, 874700), (25, 769736), (40, 481085), (44, 437350), (50, 384868), (55, 349880), (88, 218675), (100, 192434), (110, 174940), (200, 96217), (220, 87470), (275, 69976), (440, 43735), (550, 34988), (1100, 17494), (2200, 8747)]