228620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 580608

約数和(自身を除く): 351988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 71, 92, 115, 140, 142, 161, 230, 284, 322, 355, 460, 497, 644, 710, 805, 994, 1420, 1610, 1633, 1988, 2485, 3220, 3266, 4970, 6532, 8165, 9940, 11431, 16330, 22862, 32660, 45724, 57155, 114310, 228620]

約数ペア:

[(1, 228620), (2, 114310), (4, 57155), (5, 45724), (7, 32660), (10, 22862), (14, 16330), (20, 11431), (23, 9940), (28, 8165), (35, 6532), (46, 4970), (70, 3266), (71, 3220), (92, 2485), (115, 1988), (140, 1633), (142, 1610), (161, 1420), (230, 994), (284, 805), (322, 710), (355, 644), (460, 497)]