30472820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{709}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 73476480

約数和(自身を除く): 43003660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 614, 709, 1228, 1418, 1535, 2149, 2836, 3070, 3545, 4298, 4963, 6140, 7090, 8596, 9926, 10745, 14180, 19852, 21490, 24815, 42980, 49630, 99260, 217663, 435326, 870652, 1088315, 1523641, 2176630, 3047282, 4353260, 6094564, 7618205, 15236410, 30472820]

約数ペア:

[(1, 30472820), (2, 15236410), (4, 7618205), (5, 6094564), (7, 4353260), (10, 3047282), (14, 2176630), (20, 1523641), (28, 1088315), (35, 870652), (70, 435326), (140, 217663), (307, 99260), (614, 49630), (709, 42980), (1228, 24815), (1418, 21490), (1535, 19852), (2149, 14180), (2836, 10745), (3070, 9926), (3545, 8596), (4298, 7090), (4963, 6140)]