30395260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 73382400

約数和(自身を除く): 42987140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1091, 1393, 1990, 2182, 2786, 3980, 4364, 5455, 5572, 6965, 7637, 10910, 13930, 15274, 21820, 27860, 30548, 38185, 76370, 152740, 217109, 434218, 868436, 1085545, 1519763, 2171090, 3039526, 4342180, 6079052, 7598815, 15197630, 30395260]

約数ペア:

[(1, 30395260), (2, 15197630), (4, 7598815), (5, 6079052), (7, 4342180), (10, 3039526), (14, 2171090), (20, 1519763), (28, 1085545), (35, 868436), (70, 434218), (140, 217109), (199, 152740), (398, 76370), (796, 38185), (995, 30548), (1091, 27860), (1393, 21820), (1990, 15274), (2182, 13930), (2786, 10910), (3980, 7637), (4364, 6965), (5455, 5572)]