33408920

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{1303}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 75345120

約数和(自身を除く): 41936200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 1303, 2564, 2606, 3205, 5128, 5212, 6410, 6515, 10424, 12820, 13030, 25640, 26060, 52120, 835223, 1670446, 3340892, 4176115, 6681784, 8352230, 16704460, 33408920]

約数ペア:

[(1, 33408920), (2, 16704460), (4, 8352230), (5, 6681784), (8, 4176115), (10, 3340892), (20, 1670446), (40, 835223), (641, 52120), (1282, 26060), (1303, 25640), (2564, 13030), (2606, 12820), (3205, 10424), (5128, 6515), (5212, 6410)]