238420130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2091

約数の個数: 48

約数和(自身を含む): 471489984

約数和(自身を除く): 233069854

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 169, 338, 355, 710, 845, 923, 1690, 1846, 1987, 3974, 4615, 9230, 9935, 11999, 19870, 23998, 25831, 51662, 59995, 119990, 129155, 141077, 258310, 282154, 335803, 671606, 705385, 1410770, 1679015, 1834001, 3358030, 3668002, 9170005, 18340010, 23842013, 47684026, 119210065, 238420130]

約数ペア:

[(1, 238420130), (2, 119210065), (5, 47684026), (10, 23842013), (13, 18340010), (26, 9170005), (65, 3668002), (71, 3358030), (130, 1834001), (142, 1679015), (169, 1410770), (338, 705385), (355, 671606), (710, 335803), (845, 282154), (923, 258310), (1690, 141077), (1846, 129155), (1987, 119990), (3974, 59995), (4615, 51662), (9230, 25831), (9935, 23998), (11999, 19870)]