16771840

素因数分解:

$2^8\times 5^1\times {\mathrm{13103}}^1$

素因数の和:13124

約数の個数: 36

約数和(自身を含む): 40176864

約数和(自身を除く): 23405024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 13103, 26206, 52412, 65515, 104824, 131030, 209648, 262060, 419296, 524120, 838592, 1048240, 1677184, 2096480, 3354368, 4192960, 8385920, 16771840]

約数ペア:

[(1, 16771840), (2, 8385920), (4, 4192960), (5, 3354368), (8, 2096480), (10, 1677184), (16, 1048240), (20, 838592), (32, 524120), (40, 419296), (64, 262060), (80, 209648), (128, 131030), (160, 104824), (256, 65515), (320, 52412), (640, 26206), (1280, 13103)]