837320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{173}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 2082780

約数和(自身を除く): 1245460

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 173, 220, 242, 346, 440, 484, 605, 692, 865, 968, 1210, 1384, 1730, 1903, 2420, 3460, 3806, 4840, 6920, 7612, 9515, 15224, 19030, 20933, 38060, 41866, 76120, 83732, 104665, 167464, 209330, 418660, 837320]

約数ペア:

[(1, 837320), (2, 418660), (4, 209330), (5, 167464), (8, 104665), (10, 83732), (11, 76120), (20, 41866), (22, 38060), (40, 20933), (44, 19030), (55, 15224), (88, 9515), (110, 7612), (121, 6920), (173, 4840), (220, 3806), (242, 3460), (346, 2420), (440, 1903), (484, 1730), (605, 1384), (692, 1210), (865, 968)]