30280870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{809}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 57736800

約数和(自身を除く): 27455930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 809, 985, 1618, 1970, 3743, 4045, 7486, 8090, 15371, 18715, 30742, 37430, 76855, 153710, 159373, 318746, 796865, 1593730, 3028087, 6056174, 15140435, 30280870]

約数ペア:

[(1, 30280870), (2, 15140435), (5, 6056174), (10, 3028087), (19, 1593730), (38, 796865), (95, 318746), (190, 159373), (197, 153710), (394, 76855), (809, 37430), (985, 30742), (1618, 18715), (1970, 15371), (3743, 8090), (4045, 7486)]