30486040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2549}}^1$

素因数の和:2596

約数の個数: 64

約数和(自身を含む): 77112000

約数和(自身を除く): 46625960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2549, 2990, 5098, 5980, 10196, 11960, 12745, 20392, 25490, 33137, 50980, 58627, 66274, 101960, 117254, 132548, 165685, 234508, 265096, 293135, 331370, 469016, 586270, 662740, 762151, 1172540, 1325480, 1524302, 2345080, 3048604, 3810755, 6097208, 7621510, 15243020, 30486040]

約数ペア:

[(1, 30486040), (2, 15243020), (4, 7621510), (5, 6097208), (8, 3810755), (10, 3048604), (13, 2345080), (20, 1524302), (23, 1325480), (26, 1172540), (40, 762151), (46, 662740), (52, 586270), (65, 469016), (92, 331370), (104, 293135), (115, 265096), (130, 234508), (184, 165685), (230, 132548), (260, 117254), (299, 101960), (460, 66274), (520, 58627), (598, 50980), (920, 33137), (1196, 25490), (1495, 20392), (2392, 12745), (2549, 11960), (2990, 10196), (5098, 5980)]