2018768180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{705863}}^1$

素因数の和:705896

約数の個数: 48

約数和(自身を含む): 4980576384

約数和(自身を除く): 2961808204

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 705863, 1411726, 2823452, 3529315, 7058630, 7764493, 9176219, 14117260, 15528986, 18352438, 31057972, 36704876, 38822465, 45881095, 77644930, 91762190, 100938409, 155289860, 183524380, 201876818, 403753636, 504692045, 1009384090, 2018768180]

約数ペア:

[(1, 2018768180), (2, 1009384090), (4, 504692045), (5, 403753636), (10, 201876818), (11, 183524380), (13, 155289860), (20, 100938409), (22, 91762190), (26, 77644930), (44, 45881095), (52, 38822465), (55, 36704876), (65, 31057972), (110, 18352438), (130, 15528986), (143, 14117260), (220, 9176219), (260, 7764493), (286, 7058630), (572, 3529315), (715, 2823452), (1430, 1411726), (2860, 705863)]