8085366920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{768571}}^1$

素因数の和:768845

約数の個数: 32

約数和(自身を含む): 18261270720

約数和(自身を除く): 10175903800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 768571, 1537142, 3074284, 3842855, 6148568, 7685710, 15371420, 30742840, 202134173, 404268346, 808536692, 1010670865, 1617073384, 2021341730, 4042683460, 8085366920]

約数ペア:

[(1, 8085366920), (2, 4042683460), (4, 2021341730), (5, 1617073384), (8, 1010670865), (10, 808536692), (20, 404268346), (40, 202134173), (263, 30742840), (526, 15371420), (1052, 7685710), (1315, 6148568), (2104, 3842855), (2630, 3074284), (5260, 1537142), (10520, 768571)]