12806490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2719}}^1$

素因数の和:2886

約数の個数: 32

約数和(自身を含む): 30942720

約数和(自身を除く): 18136230

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1570, 2355, 2719, 4710, 5438, 8157, 13595, 16314, 27190, 40785, 81570, 426883, 853766, 1280649, 2134415, 2561298, 4268830, 6403245, 12806490]

約数ペア:

[(1, 12806490), (2, 6403245), (3, 4268830), (5, 2561298), (6, 2134415), (10, 1280649), (15, 853766), (30, 426883), (157, 81570), (314, 40785), (471, 27190), (785, 16314), (942, 13595), (1570, 8157), (2355, 5438), (2719, 4710)]