208545580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{3637}}^1$

素因数の和:3754

約数の個数: 48

約数和(自身を含む): 454720896

約数和(自身を除く): 246175316

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 235, 244, 305, 470, 610, 940, 1220, 2867, 3637, 5734, 7274, 11468, 14335, 14548, 18185, 28670, 36370, 57340, 72740, 170939, 221857, 341878, 443714, 683756, 854695, 887428, 1109285, 1709390, 2218570, 3418780, 4437140, 10427279, 20854558, 41709116, 52136395, 104272790, 208545580]

約数ペア:

[(1, 208545580), (2, 104272790), (4, 52136395), (5, 41709116), (10, 20854558), (20, 10427279), (47, 4437140), (61, 3418780), (94, 2218570), (122, 1709390), (188, 1109285), (235, 887428), (244, 854695), (305, 683756), (470, 443714), (610, 341878), (940, 221857), (1220, 170939), (2867, 72740), (3637, 57340), (5734, 36370), (7274, 28670), (11468, 18185), (14335, 14548)]