291206121040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117421823}}^1$

素因数の和:117421867

約数の個数: 40

約数和(自身を含む): 698894696448

約数和(自身を除く): 407688575408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 117421823, 234843646, 469687292, 587109115, 939374584, 1174218230, 1878749168, 2348436460, 3640076513, 4696872920, 7280153026, 9393745840, 14560306052, 18200382565, 29120612104, 36400765130, 58241224208, 72801530260, 145603060520, 291206121040]

約数ペア:

[(1, 291206121040), (2, 145603060520), (4, 72801530260), (5, 58241224208), (8, 36400765130), (10, 29120612104), (16, 18200382565), (20, 14560306052), (31, 9393745840), (40, 7280153026), (62, 4696872920), (80, 3640076513), (124, 2348436460), (155, 1878749168), (248, 1174218230), (310, 939374584), (496, 587109115), (620, 469687292), (1240, 234843646), (2480, 117421823)]