1900172220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{37657}}^1$

素因数の和:37727

約数の個数: 72

約数和(自身を含む): 5510419824

約数和(自身を除く): 3610247604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 841, 870, 1682, 1740, 2523, 3364, 4205, 5046, 8410, 10092, 12615, 16820, 25230, 37657, 50460, 75314, 112971, 150628, 188285, 225942, 376570, 451884, 564855, 753140, 1092053, 1129710, 2184106, 2259420, 3276159, 4368212, 5460265, 6552318, 10920530, 13104636, 16380795, 21841060, 31669537, 32761590, 63339074, 65523180, 95008611, 126678148, 158347685, 190017222, 316695370, 380034444, 475043055, 633390740, 950086110, 1900172220]

約数ペア:

[(1, 1900172220), (2, 950086110), (3, 633390740), (4, 475043055), (5, 380034444), (6, 316695370), (10, 190017222), (12, 158347685), (15, 126678148), (20, 95008611), (29, 65523180), (30, 63339074), (58, 32761590), (60, 31669537), (87, 21841060), (116, 16380795), (145, 13104636), (174, 10920530), (290, 6552318), (348, 5460265), (435, 4368212), (580, 3276159), (841, 2259420), (870, 2184106), (1682, 1129710), (1740, 1092053), (2523, 753140), (3364, 564855), (4205, 451884), (5046, 376570), (8410, 225942), (10092, 188285), (12615, 150628), (16820, 112971), (25230, 75314), (37657, 50460)]