66758440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{238423}}^1$

素因数の和:238441

約数の個数: 32

約数和(自身を含む): 171665280

約数和(自身を除く): 104906840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 238423, 476846, 953692, 1192115, 1668961, 1907384, 2384230, 3337922, 4768460, 6675844, 8344805, 9536920, 13351688, 16689610, 33379220, 66758440]

約数ペア:

[(1, 66758440), (2, 33379220), (4, 16689610), (5, 13351688), (7, 9536920), (8, 8344805), (10, 6675844), (14, 4768460), (20, 3337922), (28, 2384230), (35, 1907384), (40, 1668961), (56, 1192115), (70, 953692), (140, 476846), (280, 238423)]