420236490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{38803}}^1$

素因数の和:38851

約数の個数: 48

約数和(自身を含む): 1064471328

約数和(自身を除く): 644234838

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 361, 570, 722, 1083, 1805, 2166, 3610, 5415, 10830, 38803, 77606, 116409, 194015, 232818, 388030, 582045, 737257, 1164090, 1474514, 2211771, 3686285, 4423542, 7372570, 11058855, 14007883, 22117710, 28015766, 42023649, 70039415, 84047298, 140078830, 210118245, 420236490]

約数ペア:

[(1, 420236490), (2, 210118245), (3, 140078830), (5, 84047298), (6, 70039415), (10, 42023649), (15, 28015766), (19, 22117710), (30, 14007883), (38, 11058855), (57, 7372570), (95, 4423542), (114, 3686285), (190, 2211771), (285, 1474514), (361, 1164090), (570, 737257), (722, 582045), (1083, 388030), (1805, 232818), (2166, 194015), (3610, 116409), (5415, 77606), (10830, 38803)]