30698960

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2801}}^1$

素因数の和:2951

約数の個数: 40

約数和(自身を含む): 71921736

約数和(自身を除く): 41222776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 2801, 5480, 5602, 10960, 11204, 14005, 22408, 28010, 44816, 56020, 112040, 224080, 383737, 767474, 1534948, 1918685, 3069896, 3837370, 6139792, 7674740, 15349480, 30698960]

約数ペア:

[(1, 30698960), (2, 15349480), (4, 7674740), (5, 6139792), (8, 3837370), (10, 3069896), (16, 1918685), (20, 1534948), (40, 767474), (80, 383737), (137, 224080), (274, 112040), (548, 56020), (685, 44816), (1096, 28010), (1370, 22408), (2192, 14005), (2740, 11204), (2801, 10960), (5480, 5602)]