8025620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 17902080

約数和(自身を除く): 9876460

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 73, 92, 115, 146, 230, 239, 292, 365, 460, 478, 730, 956, 1195, 1460, 1679, 2390, 3358, 4780, 5497, 6716, 8395, 10994, 16790, 17447, 21988, 27485, 33580, 34894, 54970, 69788, 87235, 109940, 174470, 348940, 401281, 802562, 1605124, 2006405, 4012810, 8025620]

約数ペア:

[(1, 8025620), (2, 4012810), (4, 2006405), (5, 1605124), (10, 802562), (20, 401281), (23, 348940), (46, 174470), (73, 109940), (92, 87235), (115, 69788), (146, 54970), (230, 34894), (239, 33580), (292, 27485), (365, 21988), (460, 17447), (478, 16790), (730, 10994), (956, 8395), (1195, 6716), (1460, 5497), (1679, 4780), (2390, 3358)]