55821740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4993}}^1$

素因数の和:5058

約数の個数: 48

約数和(自身を含む): 129204768

約数和(自身を除く): 73383028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 4993, 5590, 9986, 11180, 19972, 24965, 49930, 64909, 99860, 129818, 214699, 259636, 324545, 429398, 649090, 858796, 1073495, 1298180, 2146990, 2791087, 4293980, 5582174, 11164348, 13955435, 27910870, 55821740]

約数ペア:

[(1, 55821740), (2, 27910870), (4, 13955435), (5, 11164348), (10, 5582174), (13, 4293980), (20, 2791087), (26, 2146990), (43, 1298180), (52, 1073495), (65, 858796), (86, 649090), (130, 429398), (172, 324545), (215, 259636), (260, 214699), (430, 129818), (559, 99860), (860, 64909), (1118, 49930), (2236, 24965), (2795, 19972), (4993, 11180), (5590, 9986)]