204121040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{150089}}^1$

素因数の和:150119

約数の個数: 40

約数和(自身を含む): 502501320

約数和(自身を除く): 298380280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 150089, 300178, 600356, 750445, 1200712, 1500890, 2401424, 2551513, 3001780, 5103026, 6003560, 10206052, 12007120, 12757565, 20412104, 25515130, 40824208, 51030260, 102060520, 204121040]

約数ペア:

[(1, 204121040), (2, 102060520), (4, 51030260), (5, 40824208), (8, 25515130), (10, 20412104), (16, 12757565), (17, 12007120), (20, 10206052), (34, 6003560), (40, 5103026), (68, 3001780), (80, 2551513), (85, 2401424), (136, 1500890), (170, 1200712), (272, 750445), (340, 600356), (680, 300178), (1360, 150089)]