31419380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{409}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 69431040

約数和(自身を除く): 38011660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 167, 230, 334, 409, 460, 668, 818, 835, 1636, 1670, 2045, 3340, 3841, 4090, 7682, 8180, 9407, 15364, 18814, 19205, 37628, 38410, 47035, 68303, 76820, 94070, 136606, 188140, 273212, 341515, 683030, 1366060, 1570969, 3141938, 6283876, 7854845, 15709690, 31419380]

約数ペア:

[(1, 31419380), (2, 15709690), (4, 7854845), (5, 6283876), (10, 3141938), (20, 1570969), (23, 1366060), (46, 683030), (92, 341515), (115, 273212), (167, 188140), (230, 136606), (334, 94070), (409, 76820), (460, 68303), (668, 47035), (818, 38410), (835, 37628), (1636, 19205), (1670, 18814), (2045, 15364), (3340, 9407), (3841, 8180), (4090, 7682)]