4485366920

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{569209}}^1$

素因数の和:569417

約数の個数: 32

約数和(自身を含む): 10143322200

約数和(自身を除く): 5657955280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 569209, 1138418, 2276836, 2846045, 4553672, 5692090, 11384180, 22768360, 112134173, 224268346, 448536692, 560670865, 897073384, 1121341730, 2242683460, 4485366920]

約数ペア:

[(1, 4485366920), (2, 2242683460), (4, 1121341730), (5, 897073384), (8, 560670865), (10, 448536692), (20, 224268346), (40, 112134173), (197, 22768360), (394, 11384180), (788, 5692090), (985, 4553672), (1576, 2846045), (1970, 2276836), (3940, 1138418), (7880, 569209)]