18297400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8317}}^1$

素因数の和:8344

約数の個数: 48

約数和(自身を含む): 46414440

約数和(自身を除く): 28117040

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, 8317, 16634, 33268, 41585, 66536, 83170, 91487, 166340, 182974, 207925, 332680, 365948, 415850, 457435, 731896, 831700, 914870, 1663400, 1829740, 2287175, 3659480, 4574350, 9148700, 18297400]

約数ペア:

[(1, 18297400), (2, 9148700), (4, 4574350), (5, 3659480), (8, 2287175), (10, 1829740), (11, 1663400), (20, 914870), (22, 831700), (25, 731896), (40, 457435), (44, 415850), (50, 365948), (55, 332680), (88, 207925), (100, 182974), (110, 166340), (200, 91487), (220, 83170), (275, 66536), (440, 41585), (550, 33268), (1100, 16634), (2200, 8317)]