31133480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{111191}}^1$

素因数の和:111209

約数の個数: 32

約数和(自身を含む): 80058240

約数和(自身を除く): 48924760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 111191, 222382, 444764, 555955, 778337, 889528, 1111910, 1556674, 2223820, 3113348, 3891685, 4447640, 6226696, 7783370, 15566740, 31133480]

約数ペア:

[(1, 31133480), (2, 15566740), (4, 7783370), (5, 6226696), (7, 4447640), (8, 3891685), (10, 3113348), (14, 2223820), (20, 1556674), (28, 1111910), (35, 889528), (40, 778337), (56, 555955), (70, 444764), (140, 222382), (280, 111191)]