30511460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4637}}^1$

素因数の和:4700

約数の個数: 48

約数和(自身を含む): 74801664

約数和(自身を除く): 44290204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4637, 6580, 9274, 18548, 23185, 32459, 46370, 64918, 92740, 129836, 162295, 217939, 324590, 435878, 649180, 871756, 1089695, 1525573, 2179390, 3051146, 4358780, 6102292, 7627865, 15255730, 30511460]

約数ペア:

[(1, 30511460), (2, 15255730), (4, 7627865), (5, 6102292), (7, 4358780), (10, 3051146), (14, 2179390), (20, 1525573), (28, 1089695), (35, 871756), (47, 649180), (70, 435878), (94, 324590), (140, 217939), (188, 162295), (235, 129836), (329, 92740), (470, 64918), (658, 46370), (940, 32459), (1316, 23185), (1645, 18548), (3290, 9274), (4637, 6580)]