82004020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{585743}}^1$

素因数の和:585759

約数の個数: 24

約数和(自身を含む): 196809984

約数和(自身を除く): 114805964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 585743, 1171486, 2342972, 2928715, 4100201, 5857430, 8200402, 11714860, 16400804, 20501005, 41002010, 82004020]

約数ペア:

[(1, 82004020), (2, 41002010), (4, 20501005), (5, 16400804), (7, 11714860), (10, 8200402), (14, 5857430), (20, 4100201), (28, 2928715), (35, 2342972), (70, 1171486), (140, 585743)]