2018607820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{14537}}^1$

素因数の和:14730

約数の個数: 48

約数和(自身を含む): 4352328288

約数和(自身を除く): 2333720468

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 131, 212, 262, 265, 524, 530, 655, 1060, 1310, 2620, 6943, 13886, 14537, 27772, 29074, 34715, 58148, 69430, 72685, 138860, 145370, 290740, 770461, 1540922, 1904347, 3081844, 3808694, 3852305, 7617388, 7704610, 9521735, 15409220, 19043470, 38086940, 100930391, 201860782, 403721564, 504651955, 1009303910, 2018607820]

約数ペア:

[(1, 2018607820), (2, 1009303910), (4, 504651955), (5, 403721564), (10, 201860782), (20, 100930391), (53, 38086940), (106, 19043470), (131, 15409220), (212, 9521735), (262, 7704610), (265, 7617388), (524, 3852305), (530, 3808694), (655, 3081844), (1060, 1904347), (1310, 1540922), (2620, 770461), (6943, 290740), (13886, 145370), (14537, 138860), (27772, 72685), (29074, 69430), (34715, 58148)]