874908440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3124673}}^1$

素因数の和:3124691

約数の個数: 32

約数和(自身を含む): 2249765280

約数和(自身を除く): 1374856840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3124673, 6249346, 12498692, 15623365, 21872711, 24997384, 31246730, 43745422, 62493460, 87490844, 109363555, 124986920, 174981688, 218727110, 437454220, 874908440]

約数ペア:

[(1, 874908440), (2, 437454220), (4, 218727110), (5, 174981688), (7, 124986920), (8, 109363555), (10, 87490844), (14, 62493460), (20, 43745422), (28, 31246730), (35, 24997384), (40, 21872711), (56, 15623365), (70, 12498692), (140, 6249346), (280, 3124673)]