19841567240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45094471}}^1$

素因数の和:45094493

約数の個数: 32

約数和(自身を含む): 48702029760

約数和(自身を除く): 28860462520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45094471, 90188942, 180377884, 225472355, 360755768, 450944710, 496039181, 901889420, 992078362, 1803778840, 1984156724, 2480195905, 3968313448, 4960391810, 9920783620, 19841567240]

約数ペア:

[(1, 19841567240), (2, 9920783620), (4, 4960391810), (5, 3968313448), (8, 2480195905), (10, 1984156724), (11, 1803778840), (20, 992078362), (22, 901889420), (40, 496039181), (44, 450944710), (55, 360755768), (88, 225472355), (110, 180377884), (220, 90188942), (440, 45094471)]