200420620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1823}}^1$

素因数の和:2094

約数の個数: 48

約数和(自身を含む): 441262080

約数和(自身を除く): 240841460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 956, 1195, 1823, 2390, 3646, 4780, 5497, 7292, 9115, 10994, 18230, 21988, 27485, 36460, 41929, 54970, 83858, 109940, 167716, 209645, 419290, 435697, 838580, 871394, 1742788, 2178485, 4356970, 8713940, 10021031, 20042062, 40084124, 50105155, 100210310, 200420620]

約数ペア:

[(1, 200420620), (2, 100210310), (4, 50105155), (5, 40084124), (10, 20042062), (20, 10021031), (23, 8713940), (46, 4356970), (92, 2178485), (115, 1742788), (230, 871394), (239, 838580), (460, 435697), (478, 419290), (956, 209645), (1195, 167716), (1823, 109940), (2390, 83858), (3646, 54970), (4780, 41929), (5497, 36460), (7292, 27485), (9115, 21988), (10994, 18230)]