20177009500

素因数分解:

$2^2\times 5^3\times {\mathrm{83}}^1\times {\mathrm{486193}}^1$

素因数の和:486295

約数の個数: 48

約数和(自身を含む): 44597603232

約数和(自身を除く): 24420593732

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 125, 166, 250, 332, 415, 500, 830, 1660, 2075, 4150, 8300, 10375, 20750, 41500, 486193, 972386, 1944772, 2430965, 4861930, 9723860, 12154825, 24309650, 40354019, 48619300, 60774125, 80708038, 121548250, 161416076, 201770095, 243096500, 403540190, 807080380, 1008850475, 2017700950, 4035401900, 5044252375, 10088504750, 20177009500]

約数ペア:

[(1, 20177009500), (2, 10088504750), (4, 5044252375), (5, 4035401900), (10, 2017700950), (20, 1008850475), (25, 807080380), (50, 403540190), (83, 243096500), (100, 201770095), (125, 161416076), (166, 121548250), (250, 80708038), (332, 60774125), (415, 48619300), (500, 40354019), (830, 24309650), (1660, 12154825), (2075, 9723860), (4150, 4861930), (8300, 2430965), (10375, 1944772), (20750, 972386), (41500, 486193)]