208544171660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10650877}}^1$

素因数の和:10650986

約数の個数: 48

約数和(自身を含む): 483123826080

約数和(自身を除く): 274579654420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 10650877, 21301754, 42603508, 53254385, 106508770, 117159647, 213017540, 234319294, 468638588, 585798235, 947928053, 1171596470, 1895856106, 2343192940, 3791712212, 4739640265, 9479280530, 10427208583, 18958561060, 20854417166, 41708834332, 52136042915, 104272085830, 208544171660]

約数ペア:

[(1, 208544171660), (2, 104272085830), (4, 52136042915), (5, 41708834332), (10, 20854417166), (11, 18958561060), (20, 10427208583), (22, 9479280530), (44, 4739640265), (55, 3791712212), (89, 2343192940), (110, 1895856106), (178, 1171596470), (220, 947928053), (356, 585798235), (445, 468638588), (890, 234319294), (979, 213017540), (1780, 117159647), (1958, 106508770), (3916, 53254385), (4895, 42603508), (9790, 21301754), (19580, 10650877)]