20367027620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{835399}}^1$

素因数の和:835484

約数の個数: 48

約数和(自身を含む): 45472492800

約数和(自身を除く): 25105465180

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 4876, 6095, 12190, 24380, 835399, 1670798, 3341596, 4176995, 8353990, 16707980, 19214177, 38428354, 44276147, 76856708, 88552294, 96070885, 177104588, 192141770, 221380735, 384283540, 442761470, 885522940, 1018351381, 2036702762, 4073405524, 5091756905, 10183513810, 20367027620]

約数ペア:

[(1, 20367027620), (2, 10183513810), (4, 5091756905), (5, 4073405524), (10, 2036702762), (20, 1018351381), (23, 885522940), (46, 442761470), (53, 384283540), (92, 221380735), (106, 192141770), (115, 177104588), (212, 96070885), (230, 88552294), (265, 76856708), (460, 44276147), (530, 38428354), (1060, 19214177), (1219, 16707980), (2438, 8353990), (4876, 4176995), (6095, 3341596), (12190, 1670798), (24380, 835399)]