8398060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 19595520

約数和(自身を除く): 11197460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 647, 649, 1180, 1294, 1298, 2588, 2596, 3235, 3245, 6470, 6490, 7117, 12940, 12980, 14234, 28468, 35585, 38173, 71170, 76346, 142340, 152692, 190865, 381730, 419903, 763460, 839806, 1679612, 2099515, 4199030, 8398060]

約数ペア:

[(1, 8398060), (2, 4199030), (4, 2099515), (5, 1679612), (10, 839806), (11, 763460), (20, 419903), (22, 381730), (44, 190865), (55, 152692), (59, 142340), (110, 76346), (118, 71170), (220, 38173), (236, 35585), (295, 28468), (590, 14234), (647, 12980), (649, 12940), (1180, 7117), (1294, 6490), (1298, 6470), (2588, 3245), (2596, 3235)]