289412860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{24821}}^1$

素因数の和:24894

約数の個数: 48

約数和(自身を含む): 675555552

約数和(自身を除く): 386142692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 5830, 11660, 24821, 49642, 99284, 124105, 248210, 273031, 496420, 546062, 1092124, 1315513, 1365155, 2631026, 2730310, 5262052, 5460620, 6577565, 13155130, 14470643, 26310260, 28941286, 57882572, 72353215, 144706430, 289412860]

約数ペア:

[(1, 289412860), (2, 144706430), (4, 72353215), (5, 57882572), (10, 28941286), (11, 26310260), (20, 14470643), (22, 13155130), (44, 6577565), (53, 5460620), (55, 5262052), (106, 2730310), (110, 2631026), (212, 1365155), (220, 1315513), (265, 1092124), (530, 546062), (583, 496420), (1060, 273031), (1166, 248210), (2332, 124105), (2915, 99284), (5830, 49642), (11660, 24821)]