11955990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2909}}^1$

素因数の和:3056

約数の個数: 32

約数和(自身を含む): 28913760

約数和(自身を除く): 16957770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 2909, 4110, 5818, 8727, 14545, 17454, 29090, 43635, 87270, 398533, 797066, 1195599, 1992665, 2391198, 3985330, 5977995, 11955990]

約数ペア:

[(1, 11955990), (2, 5977995), (3, 3985330), (5, 2391198), (6, 1992665), (10, 1195599), (15, 797066), (30, 398533), (137, 87270), (274, 43635), (411, 29090), (685, 17454), (822, 14545), (1370, 8727), (2055, 5818), (2909, 4110)]