991242060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{15749}}^1$

素因数の和:16810

約数の個数: 48

約数和(自身を含む): 2778300000

約数和(自身を除く): 1787057940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1049, 2098, 3147, 4196, 5245, 6294, 10490, 12588, 15735, 15749, 20980, 31470, 31498, 47247, 62940, 62996, 78745, 94494, 157490, 188988, 236235, 314980, 472470, 944940, 16520701, 33041402, 49562103, 66082804, 82603505, 99124206, 165207010, 198248412, 247810515, 330414020, 495621030, 991242060]

約数ペア:

[(1, 991242060), (2, 495621030), (3, 330414020), (4, 247810515), (5, 198248412), (6, 165207010), (10, 99124206), (12, 82603505), (15, 66082804), (20, 49562103), (30, 33041402), (60, 16520701), (1049, 944940), (2098, 472470), (3147, 314980), (4196, 236235), (5245, 188988), (6294, 157490), (10490, 94494), (12588, 78745), (15735, 62996), (15749, 62940), (20980, 47247), (31470, 31498)]