890192

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 40

約数和(自身を含む): 1874880

約数和(自身を除く): 984688

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 59, 82, 92, 118, 164, 184, 236, 328, 368, 472, 656, 943, 944, 1357, 1886, 2419, 2714, 3772, 4838, 5428, 7544, 9676, 10856, 15088, 19352, 21712, 38704, 55637, 111274, 222548, 445096, 890192]

約数ペア:

[(1, 890192), (2, 445096), (4, 222548), (8, 111274), (16, 55637), (23, 38704), (41, 21712), (46, 19352), (59, 15088), (82, 10856), (92, 9676), (118, 7544), (164, 5428), (184, 4838), (236, 3772), (328, 2714), (368, 2419), (472, 1886), (656, 1357), (943, 944)]