407312980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{2017}}^1$

素因数の和:2488

約数の個数: 48

約数和(自身を含む): 895023360

約数和(自身を除く): 487710380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 439, 460, 878, 1756, 2017, 2195, 4034, 4390, 8068, 8780, 10085, 10097, 20170, 20194, 40340, 40388, 46391, 50485, 92782, 100970, 185564, 201940, 231955, 463910, 885463, 927820, 1770926, 3541852, 4427315, 8854630, 17709260, 20365649, 40731298, 81462596, 101828245, 203656490, 407312980]

約数ペア:

[(1, 407312980), (2, 203656490), (4, 101828245), (5, 81462596), (10, 40731298), (20, 20365649), (23, 17709260), (46, 8854630), (92, 4427315), (115, 3541852), (230, 1770926), (439, 927820), (460, 885463), (878, 463910), (1756, 231955), (2017, 201940), (2195, 185564), (4034, 100970), (4390, 92782), (8068, 50485), (8780, 46391), (10085, 40388), (10097, 40340), (20170, 20194)]