1800000010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{73141}}^1$

素因数の和:73278

約数の個数: 32

約数和(自身を含む): 3412513152

約数和(自身を除く): 1612513142

約数列:

[1, 2, 5, 10, 23, 46, 107, 115, 214, 230, 535, 1070, 2461, 4922, 12305, 24610, 73141, 146282, 365705, 731410, 1682243, 3364486, 7826087, 8411215, 15652174, 16822430, 39130435, 78260870, 180000001, 360000002, 900000005, 1800000010]

約数ペア:

[(1, 1800000010), (2, 900000005), (5, 360000002), (10, 180000001), (23, 78260870), (46, 39130435), (107, 16822430), (115, 15652174), (214, 8411215), (230, 7826087), (535, 3364486), (1070, 1682243), (2461, 731410), (4922, 365705), (12305, 146282), (24610, 73141)]