30895860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1259}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 86788800

約数和(自身を除く): 55892940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 409, 818, 1227, 1259, 1636, 2045, 2454, 2518, 3777, 4090, 4908, 5036, 6135, 6295, 7554, 8180, 12270, 12590, 15108, 18885, 24540, 25180, 37770, 75540, 514931, 1029862, 1544793, 2059724, 2574655, 3089586, 5149310, 6179172, 7723965, 10298620, 15447930, 30895860]

約数ペア:

[(1, 30895860), (2, 15447930), (3, 10298620), (4, 7723965), (5, 6179172), (6, 5149310), (10, 3089586), (12, 2574655), (15, 2059724), (20, 1544793), (30, 1029862), (60, 514931), (409, 75540), (818, 37770), (1227, 25180), (1259, 24540), (1636, 18885), (2045, 15108), (2454, 12590), (2518, 12270), (3777, 8180), (4090, 7554), (4908, 6295), (5036, 6135)]