57132220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 122830848

約数和(自身を除く): 65698628

約数列:

[1, 2, 4, 5, 10, 20, 83, 127, 166, 254, 271, 332, 415, 508, 542, 635, 830, 1084, 1270, 1355, 1660, 2540, 2710, 5420, 10541, 21082, 22493, 34417, 42164, 44986, 52705, 68834, 89972, 105410, 112465, 137668, 172085, 210820, 224930, 344170, 449860, 688340, 2856611, 5713222, 11426444, 14283055, 28566110, 57132220]

約数ペア:

[(1, 57132220), (2, 28566110), (4, 14283055), (5, 11426444), (10, 5713222), (20, 2856611), (83, 688340), (127, 449860), (166, 344170), (254, 224930), (271, 210820), (332, 172085), (415, 137668), (508, 112465), (542, 105410), (635, 89972), (830, 68834), (1084, 52705), (1270, 44986), (1355, 42164), (1660, 34417), (2540, 22493), (2710, 21082), (5420, 10541)]