208031780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41113}}^1$

素因数の和:41156

約数の個数: 48

約数和(自身を含む): 497314944

約数和(自身を除く): 289283164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 41113, 82226, 164452, 205565, 411130, 452243, 822260, 904486, 945599, 1808972, 1891198, 2261215, 3782396, 4522430, 4727995, 9044860, 9455990, 10401589, 18911980, 20803178, 41606356, 52007945, 104015890, 208031780]

約数ペア:

[(1, 208031780), (2, 104015890), (4, 52007945), (5, 41606356), (10, 20803178), (11, 18911980), (20, 10401589), (22, 9455990), (23, 9044860), (44, 4727995), (46, 4522430), (55, 3782396), (92, 2261215), (110, 1891198), (115, 1808972), (220, 945599), (230, 904486), (253, 822260), (460, 452243), (506, 411130), (1012, 205565), (1265, 164452), (2530, 82226), (5060, 41113)]