299322440

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{18661}}^1$

素因数の和:19073

約数の個数: 32

約数和(自身を含む): 675191160

約数和(自身を除く): 375868720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 18661, 37322, 74644, 93305, 149288, 186610, 373220, 746440, 7483061, 14966122, 29932244, 37415305, 59864488, 74830610, 149661220, 299322440]

約数ペア:

[(1, 299322440), (2, 149661220), (4, 74830610), (5, 59864488), (8, 37415305), (10, 29932244), (20, 14966122), (40, 7483061), (401, 746440), (802, 373220), (1604, 186610), (2005, 149288), (3208, 93305), (4010, 74644), (8020, 37322), (16040, 18661)]