55914820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1973}}^1$

素因数の和:2104

約数の個数: 48

約数和(自身を含む): 127678320

約数和(自身を除く): 71763500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 1973, 2180, 2834, 3946, 5668, 7085, 7892, 9865, 14170, 19730, 25649, 28340, 39460, 51298, 102596, 128245, 215057, 256490, 430114, 512980, 860228, 1075285, 2150570, 2795741, 4301140, 5591482, 11182964, 13978705, 27957410, 55914820]

約数ペア:

[(1, 55914820), (2, 27957410), (4, 13978705), (5, 11182964), (10, 5591482), (13, 4301140), (20, 2795741), (26, 2150570), (52, 1075285), (65, 860228), (109, 512980), (130, 430114), (218, 256490), (260, 215057), (436, 128245), (545, 102596), (1090, 51298), (1417, 39460), (1973, 28340), (2180, 25649), (2834, 19730), (3946, 14170), (5668, 9865), (7085, 7892)]