281214258440

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{17532061}}^1$

素因数の和:17532473

約数の個数: 32

約数和(自身を含む): 634310003160

約数和(自身を除く): 353095744720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 16040, 17532061, 35064122, 70128244, 87660305, 140256488, 175320610, 350641220, 701282440, 7030356461, 14060712922, 28121425844, 35151782305, 56242851688, 70303564610, 140607129220, 281214258440]

約数ペア:

[(1, 281214258440), (2, 140607129220), (4, 70303564610), (5, 56242851688), (8, 35151782305), (10, 28121425844), (20, 14060712922), (40, 7030356461), (401, 701282440), (802, 350641220), (1604, 175320610), (2005, 140256488), (3208, 87660305), (4010, 70128244), (8020, 35064122), (16040, 17532061)]