28882340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 62318592

約数和(自身を除く): 33436252

約数列:

[1, 2, 4, 5, 10, 20, 83, 127, 137, 166, 254, 274, 332, 415, 508, 548, 635, 685, 830, 1270, 1370, 1660, 2540, 2740, 10541, 11371, 17399, 21082, 22742, 34798, 42164, 45484, 52705, 56855, 69596, 86995, 105410, 113710, 173990, 210820, 227420, 347980, 1444117, 2888234, 5776468, 7220585, 14441170, 28882340]

約数ペア:

[(1, 28882340), (2, 14441170), (4, 7220585), (5, 5776468), (10, 2888234), (20, 1444117), (83, 347980), (127, 227420), (137, 210820), (166, 173990), (254, 113710), (274, 105410), (332, 86995), (415, 69596), (508, 56855), (548, 52705), (635, 45484), (685, 42164), (830, 34798), (1270, 22742), (1370, 21082), (1660, 17399), (2540, 11371), (2740, 10541)]